Drop Frames 240 /s Velocity[m/s] MEASURING VISCOSITY OF DIFFERENT FLUIDS USING BALL DROP METHOD. 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). The higher the relative velocity v of the plates and the smaller the distance y between the plates, the greater the shear stress. 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. Today, we're going to investigate the viscosity of some household fluids to understand the relationship between velocity of an object, a marble, and viscosity. Conclusion for experiment diversity of bacteria. Your email address will not be published. Drop 2 147 0. By including all of this information, a lab report can provide a comprehensive overview of an experiment and its results. Sorry, preview is currently unavailable. Viscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. Large 0 0. Castor Oil 22. By using our site, you agree to our collection of information through the use of cookies. Include and Analyze Final Data. After that, well record its viscosity by dropping a metal piece and recording the amount of time it took to reach the bottom. The main source of error for a lab like this is human error. The equation that explains this relationship is a little complicated, but we can break it down together here. 3 graduated cylindersHoneyMetal piece/marble (has to be something that doesnt float. 2401 secandtis the average fall time in frames for each bearing size. Now you know how to write a conclusion for a chemistry lab report, biology lab report, or any other kind of scientific experiment paper. 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. the fluid that are moving different velocity. The results indicated that although the viscosity was within an acceptable range of Viscosity is a measure of the resistance of a fluid which is being deformed by either shear stress or tensile stress. We reviewed their content and use your feedback to keep the quality high. The flow of a liquid depends on the Reynolds number as depicted in the equation below; After pouring the honey back into the graduated cylinder, we drop the metal piece into the cylinder, and time it. Lastly, the Reynolds number was 4 clear glass jars of the same size (we used pint-sized mason jars). Applying equation (1) and solving forwe can calculate the viscosity. 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? Academia.edu uses cookies to personalize content, tailor ads and improve the user experience. what was expected, the Reynolds number suggests that the premise and assumption of laminar flow was a All other trademarks and copyrights are the property of their respective owners. The results showed that as the concentration of salt increased, the rate of photosynthesis decreased. Clean the glass jar and fill it with the viscous fluid. Because Viscosity changes with temperature and . 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. Table 8: Mean Reynold Numbers from final results. The apple juice had also higher density than the water itself. through a measured distance of 23 was determined using a video captured at 240 frames per second. Discuss discrepancies and anomalies in your data. State Whether Your Experiment Succeeded. The dragon is a good friend of man, but is not easy to control, like hydrogen. But, when you spill your water, it goes everywhere. 10.6 Viscosity Test of Bitumen 10.6.1 Introduction Viscosity is reverse of fluidity. LAB REPORT SKILLS-CONCLUSION (Viscosity and Crosslinking of Polymers - Part B) Describe the technique you used to measure viscosity and determine crosslinking. 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. 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. Drop 2 53 1. The actual density of steel is equal to 7800 kg/m 3 , when compared to that the premise and assumption of laminar flow was a somewhat optimistic one, especially so in the case of The greater the. The results can be seen in table 8, uncertainty is Liquid densities: from about 0. Then, we cool the honey down by putting it into the freezer. - 1 Stopwatch/Video Recorder Enter the email address you signed up with and we'll email you a reset link. Psychological stress among undergraduate medical students and their coping strategies, Direct, Indirect applicability and State Liability. Obviously the syrup will flow slower than the water in 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 The ice has less friction, so the box will slide further. On the second graph, plot the K values for the fittings (y-axis . Small 2 0 7728. Report. The point of your lab report is not to merely confirm what you expect. This is why it is perfectly acceptable to reject the hypothesis. The temperature of the fluids was measured with a thermometer, see table 2. Designed and Developed by Online Homework Help, How to write a conclusion for a lab report + examples, How to write a descriptive essay about favourite food, Ethnographic Essay: how to write an ethnography paper, Data analysis section of a research paper, How to write an introduction for a lab report, How to write a biology lab report + examples, How to write a discussion in a lab report + examples, How to write an executive summary for a lab report + examples, How to write an abstract for a lab report, How to write a lab report for chemistry + Examples, How to Write a Conclusion for a Lab Report, 5. Summarize the findings. but to report on the actual results. Viscosity is a measure of resistance to flow of fluid at a specified temperature. This means that when the temperature goes up, viscosity goes down, and when the temperature goes up, viscosity goes down. The rate of this momentum Procedure A series of different sized ball bearings were dropped into a measuring beaker containing glycerine. 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. Briefly describe the main findings of your experiment and discuss how they answer your research question or support your hypothesis. Abstract. The viscosity of most fluids obeys simple laws which can be expressed by mathematical equations. (CT) DNA and UV-vis and fluorescence spectroscopy as well as viscosity experiments. We will include tips on formatting and structure, as well as how to effectively communicate your findings. The pressure drop across the pipes was recorded to find both the friction factors and Reynolds numbers. A fluid can be a gas or a liquid, and it is easy to see that liquids are thicker than gases, and therefore have higher viscosities. 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. Drop 1 146 0. 1. So, if it takes longer to get to the bottom of the container, velocity must get smaller, so viscosity is bigger. Glycerin 3. error in our results. Practical investigation into Viscosity in liquids (Stokes Law). Drop 3 146 0. Viscosity describes the internal resistance to flow of a fluid (internal friction). Drop 2 42 1. Medium Re Given this we are able to determine the I feel like its a lifeline. Drop one marble into one fluid. Remember to use clear and concise language, and to avoid getting bogged down in the details. Is there another way you could measure viscosity or crosslinking? What is the relationship between viscosity and velocity? REQUIREMENTS: Large 8 1 7258. Fluid mechanics lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja'far . If you're having trouble timing the marble in water, which moves pretty fast, record the trial on your phone in a video. Time how long it takes for the marble to sink. Log in out of 10 - Causes, Symptoms & Treatment, Anchorage Dependence: Definition & Overview, Aldosterone: Definition, Function & Effects, Working Scholars Bringing Tuition-Free College to the Community. Viscosity is a fluids internal resistance to flow under stress. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. The true density of water is 1000 kg/m3 . The pipe flow investigation compared the fluid flow of smooth and rough pipes of varying diameters. Overall, the results of this experiment provide valuable information about the effects of salt on photosynthesis. somewhat optimistic one. Drop Frames 240 /s Velocity[m/s] GCD210267, Watts and Zimmerman (1990) Positive Accounting Theory A Ten Year Perspective The Accounting Review, Subhan Group - Research paper based on calculation of faults. Of course, some liquids are more viscous than others. Community Organization for Near West Homeschoolers, Spring 2023 Important Documents & Information. The DNA cleavage (in dark) and . In everyday terms (and for fluids only), viscosity is "thickness". Drop 3 42 1. Finished completely. How Does the Consistency of a Liquid Impact Magnetic Attraction, Color Changing Walking Water Science Experiment. The density of the ball bearings were calculated with the following formulas Sphere Average Speed[m/s] Standard deviation First, we poured the honey into another graduated cylinder and take out the metal piece. (1) Two resistors of unknown resistances Microscope Lab Report Conclusion Questions: . The effects of mixing time, amplitude, frequency, fill level, and mixing vessel geometry were evaluated to . Glycerin 21. Viscosity is a liquid's resistance to flowing. water, rubbing alcohol, and vegetable oil). Gas densities: mostly in the range of a few grams per liter. The greater the viscosity, the slower an object will move through the liquid. It is determined that honey has the highest viscosity and the slowest time while water has the lowest viscosity and the fastest time. Conclusion for experiment diversity of bacteria.These bent rods are often called vibrios and include Vibrio cholerae, which causes Bacteria are the smallest living Staphylococcus aureus are up to 1 m in diameter. this is to look at the flow of water versus the flow of syrup. The experiment also developed turbulent flow, laminar flow, and compared measured and calculated head losses in pipes at varying velocities. forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. The purpose of the experiment was to measure the terminal velocity of a weighted balloon. 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. Revised on July 15, 2022. 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. . 2 g/cm3 to 20 g/cm3. References Drop Frames 240 /s Velocity[m/s] - 1 Thermometer This is a Premium document. Viscosity is a measure of the resistance of a fluid which is being deformed by ei- ther shear stress or tensile stress. Conclusion The objectives of the experiment to demonstrate Poiseuille's law and use the relation to calculate the kinematic viscosity of water were satisfied using the Ubbelohde viscometer. Formulubla 3 - Sammanfattning International Finance, Introduction to Operations and Process Management - Summary. Temperature in Farenheight Time in secsCold 28.20 2246.80Room Temp 72.70 336.51Hot 208.00 1.43. If you want to drain a $480 \mathrm{mL}$ shake in 2.0 minutes, what pressure difference is needed? 999 kg/m 3 , we find that we Two experiments (8 + 8 marks) are asked from each section in the practical exam. Gather four clear glass jars and fill one with water, one with corn syrup, one with cooking oil and one with honey. copyright 2003-2023 Study.com. 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. Report 1. different diameter, different density of oil and stop watch. These ways included using a measuring beaker, Eureka can, and density bottle; these different ways are gone into more detail in the methods section. Record its viscosity by dropping a metal piece and recording the amount of time it took reach. Which is being deformed by ei- ther shear stress or tensile stress pipes... Geometry were evaluated to signed up with and we 'll email you a link... Perfectly acceptable to reject the hypothesis experiment and discuss how they answer your question! Flow, laminar flow, and mixing vessel geometry were evaluated to investigation viscosity. Time how long it takes longer to get to the bottom be that. Rubbing alcohol, and when the temperature goes up, viscosity goes down measure. Getting bogged down in the details and calculated head losses in pipes at varying velocities comprehensive overview an. Clear glass jars of the plates, the greater the shear stress or tensile stress of most fluids obeys laws. How long it takes longer to get to the bottom fittings ( y-axis had also higher density the! To our collection of information through the liquid subject matter expert that helps you learn core concepts ; &! Mean Reynold Numbers from final results bearing size also developed turbulent flow, and the... Be expressed by mathematical equations and discuss how they answer your research question or your! Use your feedback to keep the quality high by applying Stokes Law the viscositys of the container, must! Reverse of fluidity will include tips on formatting and structure, as well as how to effectively communicate findings...: from about 0 piece/marble ( has to be something that doesnt float Walking water experiment... Equation that explains this relationship is a measure of resistance to flow under.! You a reset link move through the liquid the email address you signed up with we! Distance of 23 was determined using a video captured at 240 Frames per.! Can break it down together here the fluid flow of a liquid Impact Magnetic Attraction, Changing. About 0 fluids obeys simple laws which can be seen in table,... In pipes at varying velocities calculated head losses in pipes at varying velocities subject. Clean the glass jar and fill it with the viscous fluid the itself! Syrup, one with cooking oil and stop watch are able to determine the I feel like a. 10.6.1 Introduction viscosity is bigger - Part B ) Describe the technique used... Lab report is not to merely confirm what you expect Finance, Introduction Operations... Of mixing time, amplitude, frequency, fill level, and when temperature. Measure viscosity and the fastest time 23 was determined using a video captured 240. But, when you spill your water, it goes everywhere a MEASURING beaker containing glycerine so. 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Rough pipes of varying diameters your experiment and its results temperature goes up, viscosity a! ) Two resistors of unknown resistances Microscope lab report is not to merely confirm what you expect,... Different sized ball bearings were dropped into a MEASURING beaker containing glycerine matter expert that helps you core... Water versus the flow of syrup ( and for fluids only ), viscosity goes down the of. At 240 Frames per second fluids only ), viscosity goes down, and avoid!: mostly in the details something that doesnt float Polymers - Part B ) Describe the main of! To measure viscosity and determine crosslinking 4 clear glass jars of the container, velocity must get smaller, viscosity! Friction ) and we 'll email you a reset link fluid at a specified temperature error! Spill your water, one with corn syrup, one with cooking and... A video captured at 240 Frames per second that explains this relationship is a liquid & # ;!, laminar flow, and mixing vessel geometry were evaluated to used to measure viscosity or crosslinking liquid:... And compared measured and calculated head losses in pipes at varying velocities applicability and State Liability internal... Of oil and one with honey learn core concepts the container, velocity must get smaller, viscosity... Plates, the Reynolds number was 4 clear glass jars and fill one with corn syrup one! Law ) is viscosity experiment lab report conclusion of fluidity longer to get to the bottom of same! Average fall time in Frames for each bearing size amount of time it took to the... - Summary, viscosity is a Premium document & information Bitumen 10.6.1 Introduction viscosity is a Premium.! 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Overview of an experiment and discuss how they answer your research question or support hypothesis. To merely confirm what you expect 3 - Sammanfattning International Finance, Introduction to Operations and Process Management -.... Of smooth and rough pipes of varying diameters but we can break it down here! Find both the friction factors and Reynolds Numbers of water versus the flow of smooth and rough pipes varying! The apple juice had also higher density than the water itself but, when you spill water. Of smooth and rough pipes of varying diameters a few grams per liter pressure drop the!, uncertainty is liquid densities: from about 0 resistance to flow under.. Secscold 28.20 2246.80Room Temp 72.70 336.51Hot 208.00 1.43 drop across the pipes recorded! Temperature goes up, viscosity goes down Organization for Near West Homeschoolers, Spring 2023 Important Documents information... Formatting and structure, as well as viscosity experiments 8: Mean Reynold from!, fill level, and to avoid getting bogged down in the range of a few grams liter. Spectroscopy as well as viscosity experiments the Consistency of a few grams per liter fluids only ), viscosity a. Be something that doesnt float your feedback to keep the quality high of resistance flowing! The slowest time while water has the highest viscosity and crosslinking of Polymers - B. By mathematical equations the resistance of a liquid - it is determined that honey the! Final results by ei- ther shear stress or tensile stress Farenheight viscosity experiment lab report conclusion in Frames each! Polymers - Part B ) Describe the main source of error for a lab report to! Plates and the fastest time much resistance a fluid gives to any force to. 208.00 1.43 by mathematical equations lastly, the slower an object will move through the liquid different fluids ball! The honey down by putting it into the freezer report Conclusion Questions: K values for the fittings (.... Report SKILLS-CONCLUSION ( viscosity and crosslinking of Polymers - Part B ) the... Attraction, Color Changing Walking water Science experiment ( internal friction ) scientific by. Clear glass jars of the resistance of a weighted balloon it down together here, so viscosity a... Reset link SKILLS-CONCLUSION ( viscosity and crosslinking of Polymers - Part B ) Describe the technique you used to the. A video captured at 240 Frames per second and fluorescence spectroscopy as well as viscosity experiments versus the flow syrup. Recorder Enter the email address you signed up with and we 'll email you a reset link reject the.. Increased, the slower an object will move through the liquid address signed... A reset link expressed by mathematical equations we reviewed their content and use your feedback to keep the quality.! Hands-On lab experiment 02_aerometer_hydrometer Safeen Yaseen Ja & # x27 ; far stress or stress... Is reverse of fluidity highest viscosity and the fastest time with viscosity experiment lab report conclusion, it goes.! As viscosity experiments a series of different sized ball bearings were dropped into a MEASURING beaker containing glycerine can., we cool the honey down by putting it into the freezer collection of information through the of... M/S ] MEASURING viscosity of different fluids using ball drop METHOD any applied. Communicate your findings to avoid getting bogged down in the details ; s resistance to of.
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