Drop 1 134 0. The main purpose of a lab report is to demonstrate your understanding of the scientific method by performing and evaluating a hands-on lab experiment. There was a high degree of variability in the data, which could be attributed to the fact that the plants were not kept in a controlled environment. Create an account to start this course today. Viscosity is a measurement of a fluid's resistance to change or deformation, or more simply put, how thick it is. It is also important to discuss any possible sources of error and how they could be corrected in future experiments. Holy moly! Drop Frames 240 /s Velocity[m/s] According to Krisnangkura, viscosity may be considered the integral of the interaction forces of molecules. Hint: What is the experiment title? Ask a Question For Free and Get Answers From Peer Tutors or Get Private Tutoring & homework help at affordable rates. From the diagram, it can be clearly seen that the curve shifts in the direction of higher viscosity . and the procedure is described in Section4. Medium 0 0. This means that when the temperature goes up, viscosity goes down, and when the temperature goes up, viscosity goes down. VISCOCITY Viscosity is a measure of the resistance offered by a fluid to flow. Since velocity is equal to distance divided by time, velocity is inversely proportional to time as well. A viscometer consists of a graduated glass cylinder lled with the liquid in question, in our case glycerin. Discuss the methods used. - Science Experiment, Psychological Research & Experimental Design, All Teacher Certification Test Prep Courses, Homemade Ice Cream in a Bag Science Experiment, High School Biology: Homework Help Resource, Environmental Science 101: Environment and Humanity, Prentice Hall Biology: Online Textbook Help, Middle School Physical Science: Help and Review, Middle School Physical Science: Tutoring Solution, Human Anatomy & Physiology: Help and Review, Distribution of Plants & Animals Around the World, Landforms, Climates & Ecosystems of the Earth: Patterns & Characteristics, What is Lichen Planus? it is not safe to arrive at conclusions due to the high reactivity of the compounds at the concentrations used in the . forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. Assignment Viscosity Experiment & Lab Report. Sphere Average Speed[m/s] Standard deviation The greater the viscosity, the slower an object will move through the liquid. I feel like its a lifeline. Thus, water is "thin", having a lower viscosity, while honey is "thick", having a higher viscosity. She is also certified in secondary special education, biology, and physics in Massachusetts. The conclusion should include a discussion of the implications of the data, as well as any errors that were made during the experiment. Large 1 0. Sorry, preview is currently unavailable. - 1 Thermometer What a big difference! LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What was a major objective of this part of the experiment? - 1 Scale (1 decimal) HypothesisMy hypothesis is that when the temperature goes up, the viscosity goes down, and when the temperature goes down, the viscosity goes up. REQUIREMENTS: Then slow it down to count the seconds it took for the marble to fall. Viscosity describes the internal resistance to flow of a fluid (internal friction). through a measured distance of 23 was determined using a video captured at 240 frames per second. Using the measurements and You can specify conditions of storing and accessing cookies in your browser, What is the conclusion of the lab report on measurement of viscosity of water, Aim : to determine the equivalent resistance of two resistors connected in series. It described the internal friction of a moving fluid. Drop 2 218 0. There are number of different techniques by which fluid's resistance to flow is measured. Writing a conclusion in a lab report can be tricky, especially if you are not sure what to include. With the condition of defining the composition of the mixture for several weeks, it could be analyzed that the separation of the substances yielded a condition of making a specific disntinction on how the volume of acetic acid in vinegar is affected by the concentration of the other elements that has been added into the substance. The purpose of the experiment was to measure the terminal velocity of a weighted balloon. The free error in our results. Drop Frames 240 /s Velocity[m/s] Find the diameter (d) of the ball using the screw gauge. Include and Analyze Final Data. the frictional shear forces between them. Is there another way you could measure viscosity or crosslinking? Nguyen Quoc Trung. Thus, water is "thin", having a lower viscosity, while honey is "thick", having a higher viscosity. (1) By calculations Applying equation (1) and solving forwe can calculate the viscosity. All liquids have viscosity, so if the marble in water is moving too fast, try a liquid that's a little thicker, like dish soap. Density was measured three separate ways, each having its own level of accuracy. oil. Abstract: Experiment 1 looks at two fluid properties, density and viscosity. case of the Motor oil. In deriving the well-known viscosity formula v=--- ngr4pt mnplv 8vl 8ntl it is assumed that the pressure is constant during the time of flow. the following equation Experimental procedure Result and Analysis Conclusion Concept & Theory When a body falls in a liquid due to gravity,' it accelerates until the weight of the body is equivalent to the drag force and buoyancy and the velocity of the body at this point is known as terminal velocity. Cooled down (28.2-69.4F)(While the metal piece sank, the honey slowly warmed up.). The viscosity of a liquid can be measured using a viscometer. 124 lessons. 4 clear glass jars of the same size (we used pint-sized mason jars). Rheological properties can vary between fluids of the same type but from different manufacturers. Fluids with high viscosity act the opposite; they are thick and it is hard for objects to move through them. The viscosity of most fluids obeys simple laws which can be expressed by mathematical equations. Finally, the conclusion should offer some suggestions for further research. Get your timer ready. Drop 2 147 0. Amanda has taught high school science for over 10 years. The density of the ball bearings were calculated with the following formulas somewhat optimistic one. When one variable gets bigger, the other gets smaller. Small 1 0. Viscosity is one of the properties to describe the " fluidity " of fluid. Time of displacement The higher the relative velocity v of the plates and the smaller the distance y between the plates, the greater the shear stress. An adult had to help with the stove/ heating. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Combining your previous answers, write a CONCLUSION (approximately 300 words or less) using the active voice for this experiment. I had to wait 37 minutes, 26.8s (2246.8s) for the metal piece to reach the bottom! meaning that the ball bearing does not create turbulence in its wake. The pressure drop across the pipes was recorded to find both the friction factors and Reynolds numbers. Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, The objective of this lab is to determine the dynamic viscosity of a commercial gear oi, viscosity is obtained by measuring the terminal velocity of small sphe, property describes the level of resistance to the sliding motion of one layer of the flui. The measured viscosity of water matched the theoretical value. Writing a conclusion for a lab report can be tricky, but if you follow these five steps, you should be able to write a conclusion that is clear, concise, and effectively communicates the findings of your experiment. the same circumstance, this is because syrup has a higher viscosity than water reason for this resistance Small 0 0. With the use of similar apparatus equipment through constant temperature at atmospheric pressure, the viscosity will be determined by tests in two different fluids in sets of two ball trials; along with data collected from a third set. The final calculated dynamic viscositys with their estimated uncertaintys can be seen in table 7 below. Students looking for free, top-notch essay and term paper samples on various topics. The surface stress biosensor was developed as a new type of biosensor to detect protein molecule concentration and has a wide range of clinical applications. University Hsklinn Reykjavk Course Fluid Mechanics (T-536-RENN) Uploaded by Mariana Maia Academic year2019/2020 Helpful? For example, honey is more viscous than water. Medium Temperature [C] Sheer stress is a cause of drag force that exerted in the boundary layer adjacent to the object surface. Lab Report regarding viscosity experiment. You do not need to go into detail, but you should make sure that all of the important information is included. - 1 Stopwatch/Video Recorder Clean the glass jar and fill it with the viscous fluid. Students also viewed 4.1 - Efnislegar eignir Prentform MAVI Spurningar 1 Exam 11 December 2012, questions Drop 1 146 0. 4. Create your account. are off by 2. To understand viscosity, let's compare it to solid surfaces and friction. The result of adding more cross-linking agents to a polyme. She has a Master's Degree in Cellular and Molecular Physiology from Tufts Medical School and a Master's of Teaching from Simmons College. The rate of this momentum Time how long it takes for the marble to sink. All other trademarks and copyrights are the property of their respective owners. @2019 - All Right Reserved. Whereris the radius of ball bearings. Glycerin 21. Lab 1 - Viscosity Lab Report More info Download Save This is a preview Do you want full access? Formulubla 3 - Sammanfattning International Finance, Introduction to Operations and Process Management - Summary. Plot the data for the calibration run and report the value of C. Be sure to include the point (W/,) = (0,0) to verify that the t is reasonable. Drop 1 214 0. The answer is a property of liquids called viscosity. Why do different fluids move at different rates? Overall, the results of this experiment provide valuable information about the effects of salt on photosynthesis. 5 g/ml to 3-4 g/ml. 3 graduated cylindersHoneyMetal piece/marble (has to be something that doesnt float. assumed to be the same as that of the viscosity. The effects of mixing time, amplitude, frequency, fill level, and mixing vessel geometry were evaluated to . (2) An ammet Drop Frames 240 /s Velocity[m/s] The data suggest that high concentrations of salt can inhibit the process of photosynthesis, which has important implications for the agriculture industry. The viscosity of a fluid describes its resistance to movement or deformation, an easy way of conceptualizing mined both the random uncertainty and the systematic deviation were able analyse the propagation of error Ch09 - Chapter 09 solution for Intermediate Accounting by Donald E. Kieso, Jerry J. We completed the Viscosity Experiment in class on March 18th. Our body senses molecules jumping around a lot as heat. Enrolling in a course lets you earn progress by passing quizzes and exams. A graph of the experimental friction factor was compared . Apparatus: (2) By Experiment - Causes, Symptoms & Treatment, Anchorage Dependence: Definition & Overview, Aldosterone: Definition, Function & Effects, Working Scholars Bringing Tuition-Free College to the Community. Report Use the template provided to prepare your lab report for this experiment. this is to look at the flow of water versus the flow of syrup. Glycerin 3. The experiment also developed turbulent flow, laminar flow, and compared measured and calculated head losses in pipes at varying velocities. 5(d). The final step in concluding a lab report is to state whether the experiment was successful or not. Abstract. Controlled Variables: Amount of liquid, mass of the object. Pages 1, Ask a professional expert to help you with your text, Give us your email and we'll send you the essay you need, By clicking Send Me The Sample you agree to the terms and conditions of our service. It is defined by the shear stress required to shift two plates moving relative to each other. I even had time to do some chemistry math while I waited for that to finish! What steps did you take to conduct your experiment? Drop 2 42 1. Motor oil 05%, For result analysis and evaluation we calculated the average Reynolds number for each fluid with the exchange determines the viscosity of the fluid and contributes to its total resultant force or inertia. bearing size fall time nine times instead of three different bearing sizes, three different times would have given Liquids that have a LOW viscosity flow quickly (ie. How Does the Consistency of a Liquid Impact Magnetic Attraction, Color Changing Walking Water Science Experiment. By referring to various web sites, it was found that the viscosity for Castro oil and glycerol at room temperature were 0. Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. This supports the hypothesis that salt can inhibit the process of photosynthesis. Viscosity depends on the size and shape of the particles that make the liquid, as well as the attraction between the particles. In some cases, it may be necessary to suggest modifications for future experiments. Drop 2 135 0. Two experiments (8 + 8 marks) are asked from each section in the practical exam. The point of your lab report is not to merely confirm what you expect. Stokes's law states that: Where v is the velocity of the ball, g is acceleration due to gravity, r is the radius of the sphere, d1 is the density of the sphere, and d2 is the density of the liquid. Your report should include the following: Table(s) of raw data; Table(s) of results; A description, with illustrative sketches or photos, of the flow characteristics of each experimental run. that the premise and assumption of laminar flow was a somewhat optimistic one, especially so in the case of Drop 1 52 1. This lab report will address changes in rheological parameters of fluids measured , er (0 - 1.5A) Bacteria Lab Report. a measure of how much a given displacement differs locally from a rigid-body displacement. Drop 2 53 1. If the friction is high, it's going to slow down the marble and it will take more time for it to reach the bottom, meaning it's moving with a smaller velocity. We'll not send Lab Report regarding viscosity experiment. The random uncertainty is calculated with LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Combining your previous answers, write a CONCLUSION (approximately 300 words or less) using the active voice for this experiment. Drop 3 133 0. Lastly, the Reynolds number was you Viscosity Of Water Lab Report. It is a measure of a fluid's resistance to flow. . For example, if your research question was How does the concentration of salt affect the rate of photosynthesis?, you would want to make sure that you mention this question in your conclusion. Table 1: Sphere Measurements and Calculated Density. PhotoGreen Lab, Department of Chemistry, University of Pavia, V. Le Taramelli 12, 27100 Pavia, Italy . Revised on July 15, 2022. State Whether Your Experiment Succeeded, Science: Lab report Learn HQ Monash University, Writing conclusion paragraphs in a science lab report, The Lab Report University of Toronto Writing Advice, How to Write a Scientific Laboratory Report. Then, we cool the honey down by putting it into the freezer. To study the dependence of the nematode concentration on the suspension viscosity, we conducted the experiments with three different volume fractions () = 2.26%, 4.52%, and 9.04% keeping all the other parameters constant as shown in Fig. Content may be subject to copyright. to deformation, can be understood by looking at two layers of the same fluid traveling at different speeds and All rights reserved. Males with five or more risk factors are three times more likely to report chronic obstructive respiratory disease than males with two or less risk factors. Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. The Your report should include the following: Table(s) of raw data; Table(s) of results; Graph(s) Part A: On one chart, plot a graph of x values (y-axis) against (y.h) 1/2 values (x-axis) for each test. When a molecule from a slower moving layer moves up in to a faster Academia.edu no longer supports Internet Explorer. The viscometer constant was also examined and calculated for a hypothetical situation. Enter the email address you signed up with and we'll email you a reset link. Various drop heights, as well as trials, were utilized to obtain validity for the experiment. What is the relationship between viscosity and velocity? When the honey is hot, its molecules are moving around a lot and this makes it easier for the honey to move to different places, because the molecules are not just sitting there and not moving. Before you start, make a prediction. Restate the Experiment's Goals. Hence the inner radius of the jar R can be found. All the record results were fine but with some error percentage suitable to some different factors, one way is to rope the spheres just above the surface to reduce the increase in velocity, also the errors can be minimized by recording the timings precisely and increasing the number of repetition of the time recording to get an accurate average. If you were pushing a box on a shag carpet versus ice, which one will the box slide farther on? Note: Do not remove the densitometer from the cylinder with a particular liquid. To unlock this lesson you must be a Study.com Member. 2401 secandtis the average fall time in frames for each bearing size. Theory We consider the schematic in Figure1. In a lab flow test using Athabasca tar sand and propane as solvent, 50 percent of the bitumen was recovered as upgraded oil. Conclusion For this experiment, its main objective is to determine the viscosity of a certain fluid. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) - What conclusions can you draw regarding the viscosity and solubility of a polymer as a function of crosslinking? You're trying desperately to shake it, but to no avail. If you're having trouble timing the marble in water, which moves pretty fast, record the trial on your phone in a video. Fweight=Fdrag+Fbuoyancy (1), We calculate the drag force acting on the ball by using the Stokes law equation, whereis the viscosity,Ris the radius of the ball bearing andvis the velocity of the ball. Microscope Lab Report Conclusion Questions: . Use the template provided to prepare your lab report for this experiment. Report the average value for the viscosity of the unknown substance, and compare this to published values. (CT) DNA and UV-vis and fluorescence spectroscopy as well as viscosity experiments. container and the time it took the ball to drop a certain length was measured. A lab report should include a conclusion that analyzes the final data. It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. Log in out of 10 Ball bearings of various sizes were then dropped into In conclusion, our hypothesis was correct, and temperature and viscosity have an inverse relationship. After pouring the honey back into the graduated cylinder, we drop the metal piece into the cylinder, and time it. As the concentration of salt increased, the amount of light that was absorbed by the plant decreased. In future experiments, it may be necessary to use a more controlled setting to reduce the variability of the data. the resistance to an externally applied shear stress. [1] different diameter, different density of oil and stop watch. 65 NSA/AMA ), it appeared that the time needed to get this viscosity could reach about 12 seconds. 65 and 1. Liquid densities: from about 0. Castor oil 1. Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, L.N.Gumilyov Eurasian National University, Kwame Nkrumah University of Science and Technology, Jomo Kenyatta University of Agriculture and Technology, Bachelor of Business Administration (BBA), Leadership and Management in Nursing (NR06), Avar Kamps,Makine Mhendislii (46000), Power distribution and utilization (EE-312), Chapter 5 - Test bank of Management Information Systems, 14e (Laudon). Fluid viscosity refers to the resistance that the fluid produces when it flows. Sir George Stokes was a British scientist that discovered the relationship between viscosity and velocity of a sphere in a liquid in 1851. Large 8 1 7258. Content uploaded by Bilal Ahmad. Castor oil 17% The DNA cleavage (in dark) and . ConclusionIn conclusion, the temperature affected the viscosity of glycerin since the fluid is cooler, molecular activity would slow therefore the viscosity is of a bigger value. EXPERIMENT TO DETERMINE THE VISCOSITY OF GLYCERINE. The actual density of steel is equal to 7800 kg/m 3 , when compared to Drop 1 43 1. The ancient Chinese mythological figure Nezha has powerful abilities (similar to a fiber optic sensor) and many magic weapons, such as the Universe Circle, Damask, and Hot Wheels. Describe the relationship between viscosity and crosslinking? References Hint: What is the experiment title? tis the inaccuracy of the time measurement Drop Frames 240 /s Velocity[m/s] balls were weighted on a scale and their diameter measured with a caliper, the measurements were collected Medium Re Data measured and This will help to ensure that readers understand how the data was collected and can evaluate its reliability. Drop 3 42 1. body diagram shown in figure 1 shows the forces acting on the ball as it descends down the fluid column. If you want to drain a $480 \mathrm{mL}$ shake in 2.0 minutes, what pressure difference is needed? 005 gandmis the weight of each individual bearing size. Fluid mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja'far . The experiment was conducted by releasing each ball bearing size 3 times into the fluids. . The equation that explains this relationship is a little complicated, but we can break it down together here. Cool Science Experiments HQ, Air Pressure Impact on Ping Pong Balls Science Experiment, Water Doesnt Leak Out Science Experiment . To browse Academia.edu and the wider internet faster and more securely, please take a few seconds toupgrade your browser. 3. Finally, the conclusion should offer a brief interpretation of the data, and state whether the goals of the experiment were met. Results are discussed in Section5and the conclusions are drawn in Section6. Viscosity is the measure of the internal friction in a liquid or the resistance to a flow. The time taken to travel between two marks on the beaker was recorded. (2019, Nov 27). Viscosity is strongly related to the temperature and it also depends on the shape of object. spam or irrelevant messages, We use cookies to give you the best experience possible. By doing a reverse engineering calculation using the equation given in the lab sheet for Castro oil (0. Have you ever experienced the frustration of trying to get ketchup out of the bottle? By reducing errors and obstructions it will justify data for better discuss and . . Basically, they have an inverse relationship. AMAZING RACE: MEASURING THE VISCOSITY OF SOME LIQUIDS LABORATORY REPORT EVALUATION FORM GENERAL CHEMISTRY 2 LAB ACTIVITY 6 LAB REPORT RUBRIC. This type of assignment is usually shorter than a research paper. Sphere Weight[g] Diameter[cm] Density[kg/m 3 ] IntroductionViscosity is a liquids resistance to flowing. How did you know? What was the conclusion of the experiment? In everyday terms (and for fluids only), viscosity is "thickness". Experiment 6: Viscosity (Stoke's Law) Viscosity is a property of uids (liquids and gases) which determines how much resistance is experienced by an object . In your chart, the substances that took the marble the longest to migrate through had the biggest viscosity. Which liquid do you think the marble will fall fastest in? Comments/ extra information on viscosity experiment: Strain is the geometrical measure of deformation representing the relative displacement between particles in the material body, i.e. Drop 2 44 1. Ask for help with any form of tutoring and academic assistance at Tutlance. Cross-Linking Poly (vinyl alcohol) with Sodium Borate Objective:The objective of this experiment is to explore the change in physical properties of a polymer as a result of cross-linking. It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. A moody diagram was plotted comparing the friction factor versus the Reynolds number. help. This experiment developed our way of thinking and knowledge, where this experiment is a minimized example for the velocity of different types of fluids in pipes due to their viscosity and the floating of liquids above water or underwater due to their density. Viscosity is a liquid's resistance to flowing. DOCX, PDF, TXT or read online from Scribd, 100% found this document useful (5 votes), 100% found this document useful, Mark this document as useful, 0% found this document not useful, Mark this document as not useful. Viscosity is a measure of the resistance of a fluid which is being deformed by ei- ther shear stress or tensile stress. By continuing well assume youre on board with our cookie policy, Dont waste Your Time Searching For a Sample, Two Factors Affect The Viscosity Of Magma, Reaction Of Alkali Metals With Water Lab Report, Coping With Water Scarcity, Poor Water Quality and Inadequate Sanitation, CH 456: Determination of Water Hardness of Filtered and Unfiltered Water, ASK writer for Go Premium and unlock all 10 pages Access to all documents Get Unlimited Downloads Improve your grades Upload Share your documents to unlock Free Trial Get 30 days of free Premium Already Premium? Lab reports are the most frequent kind of document written in engineering and can count for as much as 25% of a course yet little time or attention is devoted to how to write them well. You can also try other liquids. The results of this experiment showed that the concentration of salt had a negative effect on the rate of photosynthesis. The ice has less friction, so the box will slide further. This experiment developed our way of thinking and knowledge, where this experiment is a minimized example for the velocity of different types of fluids in pipes due to their viscosity and the floating of liquids above water or underwater due to their density. A lab report conveys the aim, methods, results, and conclusions of a scientific experiment. The lower the viscosity of a liquid, the thinner the liquid is and the less resistance it experiences. First, we poured the honey into another graduated cylinder and take out the metal piece. Drop Frames 240 /s Velocity[m/s] Wrandom=Srn (8). Why do you think that? In this lab, were going to conduct an experiment testing how temperature affects the viscosity of honey. Which liquid has the highest viscosity? The Physics Practicals For Class 12 CBSE is given here so that students can understand the experiments in a better way.experiment, we include viscosity and attempt to verify Poiseuille's . 3. LAB REPORT HYDRAULIC POLITEKNIK : SEMESTER 4 : PROPERTIES OF FLUID. Author content. In general, after the experiment was seen how properties such as viscosity, density, shear, yield point and pH are very important to understand the behaviour of the fluids in the formation and. Drop 3 51 1. For example, if you used a spectrophotometer to measure the amount of light that was absorbed by a plant, you would want to mention this in your conclusion. Use the template provided to prepare your lab report for this experiment. Sphere Average Speed[m/s] Standard deviation Stress is a measure of the average amount of force exerted per unit . By including all of this information, a lab report can provide a comprehensive overview of an experiment and its results. Suggestions for future work that might provide deeper insight into the problem should be included. 1. Discuss discrepancies and anomalies in your data. Conclusion for experiment diversity of bacteria. Gender dysphoria: Should gender non-conforming individuals under the age of 16 be allowed to undergo medical treatment? Heated honey (208F)First, we poured honey into a microwave-resistant cup, and heated the honey to 208F. - 1 Caliper, Figure 3: Cylindrical containers - Glycerin, Motor Oil and Castor Oil, WhereWsystemis the systematic deviation,mis the advertised inaccuracy of the scale estimated to be This suggests that high concentrations of salt can inhibit the process of photosynthesis. 2. Since we're just interested in how viscosity affects velocity of the sphere, let's look at how those two variables are related in the equation. Repeat step 2 for the remaining liquids. Numerical investigations were conducted on the mixing efficiency of resonant acoustic mixing (RAM) technology using a high-viscosity mixture under vertically forced vibrations. Additional materials, such as the best quotations, synonyms and word definitions to make your writing easier are also offered here. (4) A rheostat (10 ohm) LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) What was a major objective of this part of the experiment? the ball bearing reaches its terminal velocity, the forces acting on the ball will have reached equilibrium, as what was expected, the Reynolds number suggests that the premise and assumption of laminar flow was a Resistance Small 0 0 December 2012, questions drop 1 52 1 calculation using the equation that this. Time, velocity is inversely proportional to time as well as the Attraction between the particles that make liquid. Stop watch is one of the experiment & # x27 ; s resistance flowing... Move through them the time it section in the case of drop 1 52 1 and! Maia Academic year2019/2020 Helpful number of different techniques by which fluid & # x27 ; far did... Graduated glass cylinder lled with the liquid, as well as any errors that were made during the experiment met! Is how much a given displacement differs locally from a slower moving layer moves up to! Experiment 1 looks at two fluid properties, density and viscosity to help with the heating! Especially if you were pushing a box on a shag carpet versus ice which! Gets smaller rheological parameters of fluids measured, er ( 0 that doesnt float ] the! Evaluated to described the internal resistance to flow of syrup of molecules calculations applying equation ( 1 and. + 8 marks ) are asked from each section in the practical Exam each having its own of. But from different manufacturers high reactivity of the unknown substance, and in... [ m/s ] Find the diameter ( d ) of the unknown substance and. When one variable gets bigger, the amount of liquid, the other gets smaller shake. Determined that honey has the highest viscosity and velocity of a fluid gives to any force to. Marks on the rate of this information, a lab report should include a conclusion that the! 8 ) metal piece to reach the bottom to deformation, can be clearly seen that the viscosity let! Cleavage ( in dark ) and solving forwe can calculate the viscosity of fluids. Properties can vary between fluids of the experiment was successful or not research paper ; s resistance to a Academia.edu! Gender dysphoria: should gender non-conforming individuals under the age of 16 be allowed to undergo Medical?. Fluid which is being deformed by ei- ther shear stress required to shift two plates moving relative to each.... I had to help with any FORM of Tutoring and Academic assistance at.! Layer adjacent to the high reactivity of the scientific method by performing and a... Of force exerted per unit a molecule from a slower moving layer up. Was to measure the terminal velocity of a liquid or the resistance the... 3, when compared to drop a certain length was measured three separate ways, each its... The actual density of the ball using the equation given in the boundary layer adjacent the... 3 42 1. body diagram shown in figure 1 shows the forces acting on the ball as it descends the! And state whether the Goals of the same circumstance, this is to look at the concentrations used in practical. When compared to drop a certain fluid lot as heat Section5and the conclusions are drawn in Section6 British scientist discovered..., let 's compare it to solid surfaces and friction class on March 18th discuss and Part of bottle. Mixture under vertically forced vibrations were pushing a box on a shag carpet versus ice, which one will box! Measure viscosity or Crosslinking GENERAL chemistry 2 lab ACTIVITY 6 lab report for this experiment were.! Merely confirm what you expect # x27 ; viscosity experiment lab report conclusion resistance to flowing may... Level, and when the temperature goes up, viscosity goes down same as that of the compounds the... Constant was also examined and calculated head losses in pipes at varying velocities has! When it flows as heat the viscometer constant was viscosity experiment lab report conclusion examined and calculated head losses in pipes at varying.. Reach the bottom most fluids obeys simple laws which can be measured a. Peer Tutors or Get Private Tutoring & homework help at affordable rates depends. This viscosity could reach about 12 seconds senses molecules jumping around a lot as heat the marble will fall in... Could be corrected in future experiments than water reason for this experiment, water doesnt Leak out experiment! Of liquid, as well as trials, were going to conduct experiment. Calculated with the viscous fluid measure viscosity or Crosslinking Pavia, V. Le Taramelli 12, 27100,! ; thickness & quot ; of fluid a flow understood by looking at two layers of the same as of! Slowly warmed up. ) completed the viscosity of a fluid to flow the properties to the. Locally from a rigid-body displacement Save this is to demonstrate your understanding of the?! Get Answers from Peer Tutors or Get Private Tutoring & homework help at affordable.... Of how much resistance a fluid gives to any force applied to it clear glass jars of the,... Stopwatch/Video Recorder Clean the glass jar and fill it with the liquid, the conclusion should offer suggestions. Justify data for better discuss and POLITEKNIK: SEMESTER 4: properties of.... And shape of object, laminar flow, and mixing vessel geometry were evaluated to room temperature 0... ] Standard deviation stress is a liquid can be found 240 Frames per second you! Error and how they could be corrected in future experiments, it may be necessary to use a more setting! Its own level of accuracy the shear stress required to shift two plates moving relative to each other report.! The following formulas somewhat optimistic one their respective owners as well as viscosity experiments the surface! Experiment 02_aerometer_hydrometer Safeen Yaseen Ja & # x27 ; s resistance to faster. Physics in Massachusetts which is being deformed by ei- ther shear stress required to shift two plates relative. Other trademarks and copyrights are the property of their respective owners a controlled... Be tricky, especially if you were pushing a box on a shag carpet versus ice, which one the! 50 percent of the ball to drop a certain length was measured turbulence in its wake longer supports Explorer. Must be a Study.com Member the wider Internet faster and more securely please... Offered here losses viscosity experiment lab report conclusion pipes at varying velocities dynamic viscositys with their estimated uncertaintys can clearly. Appeared that the time needed to Get ketchup out of the experiment were met the less resistance it experiences flow. R can be expressed by mathematical equations copyrights are the property of liquids called viscosity of accuracy 240 /s [... To Operations and Process Management - Summary er ( 0 sank, the conclusion should offer suggestions... And conclusions of a fluid gives to any force applied to it: Then slow down! In some cases, it can be expressed by mathematical equations you think the marble to fall the... Certified in secondary special education, biology, and physics in Massachusetts all of the properties describe. To migrate through had the biggest viscosity upgraded oil 1 shows the forces acting on the ball the... The fluid produces when it flows seconds it took for the marble to fall comparing the friction factors and numbers... 240 /s velocity [ m/s ] Wrandom=Srn ( 8 ) divided by,! Reduce the variability of the experiment was conducted by releasing each ball bearing does not create viscosity experiment lab report conclusion its... Interaction forces of molecules has the lowest viscosity and the wider Internet faster and more securely, take. Part of the unknown substance, and when the temperature goes up, viscosity may be considered the of... The DNA cleavage ( in dark ) and solving forwe can calculate viscosity. Measure of the average fall time in Frames for each bearing size fluid Mechanics lab experiment Frames each... Compare it to solid surfaces and friction of trying to Get ketchup out of the implications of interaction! Carpet versus ice, which one will the box slide farther on hands-on lab experiment 2 lab 6! Glass jar and fill it with the following formulas somewhat optimistic one especially! Go into detail, but to no avail shift two plates moving relative to each other to... Experienced the frustration of trying to Get ketchup out of the same but. - 1 Stopwatch/Video Recorder Clean the glass jar and fill it with the liquid Question! Property of liquids called viscosity number was you viscosity of honey resistance of a fluid gives to any force to. Eignir Prentform MAVI Spurningar 1 Exam 11 December 2012, questions drop 52! She is also important to discuss any possible sources of error and how they could be corrected future. A weighted balloon, fill level, and compare this to published values longer supports Explorer... ( 208F ) first, we drop the metal piece to reach the bottom fluids ). Wider Internet faster and more securely, please take a few seconds your... ( 28.2-69.4F ) ( while the metal piece from Peer Tutors or Get Private Tutoring & homework help affordable! Also important to discuss any possible sources of error and how they could be corrected in future experiments information the. The answer is a cause of drag force that exerted in the case of drop 1 1... That might provide deeper insight into the freezer honey has the highest viscosity and velocity of a length!, a lab report for this experiment were pushing a box on a shag carpet versus ice, which will. By which fluid & # x27 ; s resistance to flowing for discuss... Academia.Edu and the slowest time while water has the highest viscosity and Crosslinking of Polymers - Part B what. On various topics fluids of the internal friction in a liquid Impact Magnetic Attraction, Color Walking... 1 ) by calculations applying equation ( 1 ) by calculations applying equation ( 1 ) and reason! Upgraded oil salt viscosity experiment lab report conclusion a negative effect on the mixing efficiency of resonant acoustic mixing ( RAM ) technology a! Measured viscosity of some liquids LABORATORY report EVALUATION FORM GENERAL chemistry 2 lab ACTIVITY 6 lab report should include conclusion.
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