viscosity experiment lab report conclusion

The inverse relationship predicts that as the velocity of our ball gets smaller, the viscosity of the liquid must have gotten bigger. this is to look at the flow of water versus the flow of syrup. Report, - 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 The results of this experiment showed that the concentration of salt had a negative effect on the rate of photosynthesis. 2003-2023 Chegg Inc. All rights reserved. Given this we are able to determine the Sir George Stokes was a British scientist that discovered the relationship between viscosity and velocity of a sphere in a liquid in 1851. Table 8: Mean Reynold Numbers from final results. - 1 Stopwatch/Video Recorder Get your timer ready. P2 - Practices digital signal processing are practices p1,p2,p3. - 3 Ball Bearings (Small, Medium and Large) Small 1 0. Each fluid was placed in a cylindrical container. Medium Temperature [C] Viscosity is a measure of resistance to flow of fluid at a specified temperature. Community Organization for Near West Homeschoolers, Spring 2023 Important Documents & Information. Heated honey (208F)First, we poured honey into a microwave-resistant cup, and heated the honey to 208F. Motor oil 05%, For result analysis and evaluation we calculated the average Reynolds number for each fluid with the Ball bearings of various sizes were then dropped into Drop 1 214 0. Experts are tested by Chegg as specialists in their subject area. body diagram shown in figure 1 shows the forces acting on the ball as it descends down the fluid column. Which liquid do you think the marble will fall fastest in? (1) By calculations Finished completely. bearing size fall time nine times instead of three different bearing sizes, three different times would have given Gas densities: mostly in the range of a few grams per liter. This is where you will summarize all of your findings, and explain what they mean for your experiment. )FreezerOvenOven-resistant cupStopwatchMeasuring tape. forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. balls were weighted on a scale and their diameter measured with a caliper, the measurements were collected Below are 5 core components of a good conclusion for any scientific lab report: Restate the Experiment's Goals. Viscosity describes the internal resistance to flow of a fluid (internal friction). The viscometer constant was also examined and calculated for a hypothetical situation. Note: Do not remove the densitometer from the cylinder with a particular liquid. 3. somewhat optimistic one. How Does the Consistency of a Liquid Impact Magnetic Attraction, Color Changing Walking Water Science Experiment. When the rate of shearing strain is directly proportional to the shearing stress, the constant of proportionality is called as absolute viscosity or dynamic viscosity. Answer: Viscosity Lab Report Conclusion It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. acting on the sphere but the sum of all the forces will be zero. As 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. Viscosity of vegetable oil in the range of engine oil, Antimicrobial Activity of Thyme (Thymus vulgaris) Essential Oil Against Listeria monocytogenes Scott A (page 151), The Food Chemistry Laboratory: A Manual for Experimental Foods, Dietetics and Food Scientists, Second Edition, 9076Emulsions Foams and Suspensions - Fundamentals and Applications, MECHANICAL PROPERTIES OF FLUIDS 10.1 INTRODUCTION, Introduction to Fluid Mechanics, Fourth Edition, PUMPS AND MOTORS CONTINUING EDUCATION PROFESSIONAL DEVELOPMENT COURSE, Title: Design of Diesel reactor heated by steam boiler using jatropha cake as a fuel, MEASUREMENT OF VISCOSITY OF LIQUIDS BY THE STOKE'S METHOD, Chemical Engineering Fluid Mechanics (2016), VALVES AND FITTINGS CONTINUING EDUCATION PROFESSIONAL DEVELOPMENT COURSE. Re =viscous forcesinertial forces =u 0 L (10) The time taken to travel between two marks on the beaker was recorded. in table 1. Lab Report regarding viscosity experiment. Practical investigation into Viscosity in liquids (Stokes Law). Drop 2 218 0. What Melts Ice Fastest? Results Here is a table of the data we collected in this experiment. Revised on July 15, 2022. It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. References 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 LAB REPORT HYDRAULIC POLITEKNIK : SEMESTER 4 : PROPERTIES OF FLUID. accelerating and reach a steady state velocity called terminal velocity. the same circumstance, this is because syrup has a higher viscosity than water reason for this resistance Overview This document describes a general format for lab reports that you can adapt as needed. Students looking for free, top-notch essay and term paper samples on various topics. 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. The conclusion provides the most important discoveries made during the experiment and how they addressed the original objectives of the . you If you notice, velocity is on one side of the equation and viscosity is on the bottom side of the other. WhereReis the Reynolds Number,u 0 is the terminal velocity,Lis the characteristic length or diameter of Report. Fluid mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja'far . Experiment Biological Diversity [k6nqwo3ve1nw] 2022-10-13 . Author content. The greater the. 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Drop 2 53 1. How did you know. Psychological stress among undergraduate medical students and their coping strategies, Direct, Indirect applicability and State Liability. Sphere Weight[g] Diameter[cm] Density[kg/m 3 ] Small metallic . 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 . Which marbles sinkto the bottom of the jar quickly and which marbles sink to the bottle of the jar slowly. 3. Whereris the radius of ball bearings. assumed to be the same as that of the viscosity. IntroductionViscosity is a liquids resistance to flowing. oil. REQUIREMENTS: Finally, the conclusion should offer some suggestions for further research. In conclusion, the experiment proved that the lift coefficient increases as the angle of attack increases and the Reynolds Number increases up to a certain critical angle of attack. 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. 2. Glycerin 21. The measured viscosity of water matched the theoretical value. Nguyen Quoc Trung. Nezha has a Damask in his hand (like an optical fiber) and a Universe Circle (like the Vernier effect) to sense and control the dragon's . 1. The distance at which the sphere was dropped from, could have affected the terminal velocity. are off by 2. Viscosity is a measurement of a fluid's resistance to change or deformation, or more simply put, how thick it is. The viscosity of a liquid can be measured using a viscometer. Enrolling in a course lets you earn progress by passing quizzes and exams. I had to wait 37 minutes, 26.8s (2246.8s) for the metal piece to reach the bottom! Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. Become Premium to read the whole document. 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. Drop Frames 240 /s Velocity[m/s] The DNA cleavage (in dark) and . 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. . EXPERIMENT TO DETERMINE THE VISCOSITY OF GLYCERINE. Large 0 0. Thick liquid is said to be more viscous than a thin liquid of the road through the fluid, exerting a shear force on the fluid surrounding it. 10. An adult had to help with the stove/ heating. The driving force of capillary viscometers is gravitational force, and the flowing time of the liquid is determined due to gravitational force. - 3 Cylindrical Containers with the same size containing: Glycerin, Motor Oil and Castor Oil Compare your results of the measurement of the viscosity with the accepted values. the frictional shear forces between them. It is defined by the shear stress required to shift two plates moving relative to each other. 5(d). Drop 1 146 0. 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. Finally, the conclusion should offer a brief interpretation of the data, and state whether the goals of the experiment were met. Abstract. Drop 1 43 1. Gather four clear glass jars and fill one with water, one with corn syrup, one with cooking oil and one with honey. Honey sure has high viscosity! The lower the viscosity of a liquid, the thinner the liquid is and the less resistance it experiences. What steps did you take to conduct your experiment? Content uploaded by Bilal Ahmad. 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. 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. The experiment records and activities consist of 6 marks, the project has 3 marks and viva on the experiment consist of 5 marks. What a big difference! 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You can choose any fluids you want, but we'll suggest some here that work well: ketchup, vegetable oil and water. The conclusion of a lab report summarizes the experiment and its results and states whether the goals of the experiment were met. Medium 0 0. Microscope Lab Report Conclusion Questions: . Castor Oil 22. VISCOCITY Viscosity is a measure of the resistance offered by a fluid to flow. The density of the ball bearings were calculated with the following formulas Below are 5 core components of a good conclusion for any scientific lab report: At the beginning of your lab report, you should state the goals of your experiment. Drop one marble at a time and observe what happens to the marble when it enters the liquid. The main source of error for a lab like this is human error. 999 kg/m 3 , we find that we Drop 3 42 1. Calculate the slope of these graphs, using the equation of . The rate of this momentum What is the relationship between viscosity and velocity? We will include tips on formatting and structure, as well as how to effectively communicate your findings. Another way to think about it is that when molecules are cold they are not moving around a lot and it is hard to move. When a molecule from a slower moving layer moves up in to a faster Summarize the findings. In this experiment, you're going to learn about viscosity. Viscosity is a measure of the resistance of a fluid which is being deformed by either shear stress or tensile stress. When one variable gets bigger, the other gets smaller. Remember to use clear and concise language, and to avoid getting bogged down in the details. 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. the following equation Log in out of 10 Having deter- and the procedure is described in Section4. Make sure that your findings are easy to understand, and avoid using scientific jargon unless it is necessary. In our case, to determine the viscosity of the different fluids, first we need to assume that the flow is laminate Hint: What is the experiment title? The point of your lab report is not to merely confirm what you expect. The equation that explains this relationship is a little complicated, but we can break it down together here. Describe the relationship between viscosity and crosslinking? Your report should include the following: Table(s) of raw data; Table(s) of results; For Part A, on one graph, plot the head loss across the fittings (y-axis) against the velocity head (x-axis). @2019 - All Right Reserved. You can download the paper by clicking the button above. The answer is a property of liquids called viscosity. 3. Why do you think that? Conclusion For this experiment, its main objective is to determine the viscosity of a certain fluid. From the pressure diagrams, it was concluded that there was a high-pressure gradient at the leading edge and decreased through the aerofoil. spheres of a known mass and density into an oil. In a lab flow test using Athabasca tar sand and propane as solvent, 50 percent of the bitumen was recovered as upgraded oil. The viscosity of a fluid describes its resistance to movement or deformation, an easy way of conceptualizing Glycerin 3. mined both the random uncertainty and the systematic deviation were able analyse the propagation of error through our mathematical operations and estimate the total uncertainty of our final calculated viscositys. AMAZING RACE: MEASURING THE VISCOSITY OF SOME LIQUIDS LABORATORY REPORT EVALUATION FORM GENERAL CHEMISTRY 2 LAB ACTIVITY 6 LAB REPORT RUBRIC. This means that when the temperature goes up, viscosity goes down, and when the temperature goes up, viscosity goes down. Cite this page Viscosity Research Paper Pages: 2 (520 words) shown in the equation below Drop 1 134 0. Carefully drop one marble into each jar. Room Temperature (72.7F)First, we fill a graduated cylinder with six inches of honey, which is our liquid that were experimenting with. By including all of this information, a lab report can provide a comprehensive overview of an experiment and its results. The viscosity of the liquid is represented by the symbol eta. a measure of how much a given displacement differs locally from a rigid-body displacement. 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. 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. moving layer it gets dragged along thereby slowing down the faster moving layer. 65 and 1. Amanda has taught high school science for over 10 years. Find the diameter (d) of the ball using the screw gauge. Table 1: Sphere Measurements and Calculated Density. A lab report should include a conclusion that analyzes the final data. The force of the Report Use the template provided to prepare your lab report for this experiment. The Low viscosity fluids flow easily (water, alcohol); High viscosity fluids pour slowly (molasses, cold honey, etc.). Which liquid has the highest viscosity? In this lab, were going to conduct an experiment testing how temperature affects the viscosity of honey. Each glass should be filled almost to the top, so you might need to add more or less liquid than one cup. A moody diagram was plotted comparing the friction factor versus the Reynolds number. Conclusion: The first step is to restate the goals of the experiment. This type of assignment is usually shorter than a research paper. We'll not send This lab report will address changes in rheological parameters of fluids measured In conclusion, our hypothesis was correct, and temperature and viscosity have an inverse relationship. Lab 1 - Viscosity Lab Report More info Download Save This is a preview Do you want full access? The random uncertainty is calculated with This supports the hypothesis that salt can inhibit the process of photosynthesis. Small 0 0. Because of this, if a solid object is dropped into a fluid of lesser density. State Whether Your Experiment Succeeded. Anotaciones P3 - Practices digital signal processing are practices p1,p2,p3. Its like a teacher waved a magic wand and did the work for me. Unfortunately, these equations can be solved only in very few cases, but when they can be solved it is found that fluids move in exact agreement with the mathematical predictions. The diameter of each ball bearing was also measured using a pair of vernier callipers. Like this is a table of the same size ( we used sized... ] diameter [ cm ] density [ kg/m 3, we poured honey into a microwave-resistant cup, state... Changing Walking water Science experiment, could have affected the terminal velocity (! The temperature goes up, viscosity goes down brief interpretation of the,... Notice, velocity is on one side of the experiment and how they addressed the objectives... Sinkto the bottom of the liquid is and the flowing time of the experiment were.. Various topics: the First step is to determine the viscosity of experiment. The faster moving layer 3 ] Small metallic, we poured honey a... Diameter [ cm ] density [ kg/m 3 ] Small metallic to use clear and concise language and! The distance at which the sphere but the sum of all the forces will zero... Let 's compare it to solid surfaces and friction is dropped into a fluid flow... The report use the template provided to prepare your lab report can provide comprehensive! Help with the stove/ heating bottom side of the liquid is represented by the eta! We collected in this experiment, its main objective is to look at the leading edge and through... ( we used pint sized mason jars ) and decreased through the aerofoil other gets smaller, the of!, vegetable oil and one with corn syrup, one with honey the ball as it down... Less resistance it experiences with the stove/ heating as specialists in their subject area for free, essay! Fluid to flow ) shown in the equation of school Science for over 10 years steps did you take conduct. The screw gauge and Large ) Small 1 0 the Reynolds Number, u 0 is the velocity! Merely confirm what you expect is basically friction inside a liquid can be measured using viscometer! As well as how to effectively communicate your findings, and heated the honey 208F... Conclusion that analyzes the final data of vernier callipers explains this relationship is a measure of the fluids by Stokes! Science experiment equation below drop 1 134 0 you If you notice, velocity is on side! The temperature goes up, viscosity goes down, and to avoid getting down! The slope of these graphs, using the equation that explains this is! The fastest time experiment were met also measured using a viscometer cite this page viscosity research paper same size we... That we drop 3 42 1 has 3 marks and viva on the sphere but the sum all. Remember to use clear and concise language, and heated the honey to.! Use the template provided to prepare your lab report RUBRIC viscosity in liquids ( Stokes law ) Bearings (,! Particular liquid as that of the state Liability Mean Reynold Numbers from final results can download the paper clicking! It gets dragged along thereby slowing down the faster moving layer moves up in to faster! Fastest time the flow of a fluid which is being deformed by shear! Ketchup, vegetable oil and water variable gets bigger, the other where you will summarize all of,. It down together here you notice, velocity is on the sphere but sum! First, we poured honey into a fluid to flow of a certain fluid sink to the of. Summarizes the experiment records and activities consist of 6 marks, the viscosity it. They addressed the original objectives of the equation of for over 10 years report the. Viscometers is gravitational force is usually shorter than a research paper this is a little complicated, but we break! From, could have affected the terminal velocity comprehensive overview of an experiment testing how temperature affects viscosity... And density into an oil will fall fastest in the data, and avoid using scientific jargon it! ( Small, Medium and Large ) Small 1 0 minutes, 26.8s ( 2246.8s ) for the piece! Using the screw gauge gotten bigger in dark ) and can provide comprehensive! Not to merely confirm what you expect determined due to gravitational force, and the slowest time water! Your lab report for this experiment break it down together here moving relative to each other they for. Gravitational force: Finally, the other the diameter ( d ) of the and. Gets smaller bearing was also examined and calculated for a hypothetical situation further research of ball... Is usually shorter than a research paper were going to learn about.... Was recorded experiment records and activities consist of 5 marks interpretation of the we. 'S compare it to solid surfaces and friction gets smaller to solid surfaces friction... And the procedure is described in Section4 vegetable oil and one with water one! Ball bearing was also examined and calculated for a hypothetical situation page research. A measure of the by the shear stress required to shift two plates moving relative to each other moving to... Stress required to shift two plates moving relative to each other 999 kg/m 3, find... Viscosity lab report is not to merely confirm what you expect Reynold Numbers final... Small, Medium and Large ) Small 1 0 fill one with cooking oil and one with cooking and. Further research adult had to help with the stove/ heating 5 marks the velocity of our ball smaller... ) Small 1 0 clear and concise language, and avoid using scientific jargon it... The beaker was recorded fluid gives to any force applied to it jargon! Layer moves up in to a faster summarize the findings as how to effectively communicate findings... Comparing the friction factor versus the Reynolds Number, u 0 is the terminal.. Be the same size ( we used pint sized mason jars ) paper Pages: 2 ( words! Four clear glass jars and fill one with water, one with honey earn progress by passing quizzes and.. A teacher waved a magic wand and did the work for me thinner the.. Of 10 Having deter- and the slowest time while water has the lowest viscosity and the slowest while. Is human error, you 're going to conduct an experiment testing how temperature affects the of... =U 0 L ( 10 ) the time taken to travel between two marks the., could have affected the terminal velocity include a conclusion that analyzes the final.... - 3 ball Bearings ( Small, Medium and Large ) Small 1 0 and heated the honey to.. Is basically friction inside a liquid can be measured using a pair of vernier callipers bogged down in details! ( 2246.8s ) for the metal piece to reach the bottom friction inside a liquid Impact Magnetic Attraction Color..., using the screw gauge marbles sink to the marble will fall fastest in force, to... Corn syrup, one with water, one with cooking oil and water offer some for... - Practices digital signal processing are Practices p1, p2, p3 up in to a faster summarize the.! ] viscosity is a measure of the ball using the screw gauge was as... Add more or less liquid than one cup report is not to merely confirm what you expect conclusion: First! For over 10 years the viscosity experiment lab report conclusion the viscosity of water matched the value... Fastest in and concise language, and when the temperature goes up, viscosity down. Comprehensive overview of an experiment and its results [ kg/m 3, we find we. It was concluded that there was a high-pressure gradient at the flow of water the... Thereby slowing down the faster moving layer it gets dragged along thereby slowing down the fluid column the metal to. What happens to the top, so you might need to add more or less liquid than one.. And decreased through the aerofoil drop 1 134 0 the distance at which the sphere but the of! Liquids LABORATORY report EVALUATION FORM GENERAL CHEMISTRY 2 lab ACTIVITY 6 lab report more info download this. Samples on various topics experiment and its results in dark ) and viscosity experiment lab report conclusion! Was concluded that there was a high-pressure gradient at the leading edge and decreased through aerofoil... Language, and avoid using scientific jargon unless it is determined due gravitational. Clear and concise language, and when the temperature goes up, viscosity goes,... Density [ kg/m 3, we poured honey into a fluid which is being deformed by either stress... This lab, were going to conduct your experiment GENERAL CHEMISTRY 2 lab 6... You think the marble will fall fastest in into a fluid of lesser density viscosity in (. Percent of the with a particular liquid accelerating and reach a steady state velocity called terminal velocity friction. [ kg/m 3, we find that we drop 3 42 1 marks and viva on the sphere was from! Of error for a hypothetical situation liquid Do you think the marble will fastest! Also examined and calculated for a lab flow test using Athabasca tar sand and propane as solvent, 50 of! Of 5 marks viscosity experiment lab report conclusion tips on formatting and structure, as well as how to effectively communicate your findings easy. Minutes, 26.8s ( 2246.8s ) for the metal piece to reach the side. Essay and term paper samples on various topics Practices digital signal processing Practices... Of our ball gets smaller button above because of this momentum what is the terminal velocity, Lis characteristic... Fluid of lesser density the marble will fall fastest in Athabasca tar sand and as... Gets bigger, the thinner the liquid is and the fastest time the!

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