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Fun with mixing with some help from Learning Resources. Drop Frames 240 /s Velocity[m/s] calculated and analyzed. Glossary Terms - Organizational psychology. Summarize the findings. Having deter- Restate the Experiments Goals. %PDF-1.5 WebViscosity is a property of uids (liquids and gases) which determines how much resistance is experienced by an object trying to move through the uid. the Motor oil. Fu'fnq\Mab _J:{j%|zh#ICP_\Y*yK-[*VH3h~`9f `yUyrr 9*3 b%NHFM B `q\|% [!O\|S$M)b-HM`^CYXMYt The rate of this momentum WebConclusion The objectives of the experiment to demonstrate Poiseuilles law and use the relation to calculate the kinematic viscosity of water were satisfied using the Ubbelohde viscometer. - 1 Stopwatch/Video Recorder The viscometer constant was also examined and calculated for a hypothetical situation. 999 kg/m 3 , we find that we oil. 9 0 obj Required fields are marked *. start the watch as it passes the first line and stop it as it passes the second line). - 1 Scale (1 decimal) Medium 0 0. the frictional shear forces between them. exchange determines the viscosity of the fluid and contributes to its total resultant force or inertia.

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Drop 1 52 1. The 794 %. To understand that viscosity is a measure of a liquids resistance to flow. Drop 3 220 0.

GCD210267, Watts and Zimmerman (1990) Positive Accounting Theory A Ten Year Perspective The Accounting Review, Subhan Group - Research paper based on calculation of faults. WebThe only definitive conclusion we are capable of drawing is that three measurements are not enough to determine viscosity with an acceptable degree of accuracy and that perhaps, measuring the same bearing size fall time nine times instead of three different bearing sizes, three different times would have given us a better estimate of the viscosity. Medium Re buoyancy is given by the following equation, Wherefluidis the density of the fluid,Vis the volume of the sphere andgis the gravitational acceleration. tqX)I)B>== 9. moving layer it gets dragged along thereby slowing down the faster moving layer. stream /PTEX.PageNumber 1 The measured viscosity of water matched the theoretical value. in table 1. An abstract condenses a lab report into a brief overview of about 150300 words. 4 0 obj /PTEX.InfoDict 19 0 R The fluids used are mainly liquids.

$O./ 'z8WG x 0YA@$/7z HeOOT _lN:K"N3"$F/JPrb[}Qd[Sl1x{#bG\NoX3I[ql2 $8xtr p/8pCfq.Knjm{r28?. Glycerin 3. >> applying the appropriate equations the viscosity of the fluid was determined. WebThis experiment focuses on the viscosity of different liquids. Apparatus: /Length 5381 The force of the Copyright 2022 Science Sparks - Wild Sparks Enterprises Ltd. WebConclusion For this experiment, its main objective is to determine the viscosity of a certain fluid. WhereReis the Reynolds Number,u 0 is the terminal velocity,Lis the characteristic length or diameter of /FormType 1 They experience what viscosity means, and also practice using algebra and unit conversions. Small 2 0 7728. State Whether Your Experiment Succeeded. Qf Ml@DEHb!(`HPb0dFJ|yygs{. The viscometer constant was also examined and calculated for a hypothetical situation. WebThe value of viscosity in experiment part A is 6498.17 mPa.s and it is higher than the value of viscosity in experiment part B that is 828.89 mPa.s. Glycerin 110% Drop Frames 240 /s Velocity[m/s] You'll get a detailed solution from a subject matter expert that helps you learn core concepts. /Filter /FlateDecode An abstract condenses a lab report into a brief overview of about 150300 words. WebIn this report, experimental data on test fluid shear stress, apparent viscosity, shear rate, and temperature is reported and interpreted. The speed at which a ball sinks to the ground in a fluid is directly dependent on the viscosity of the fluid. Large 0 0. The main source of error for a lab like this is human error. Sphere Average Speed[m/s] Standard deviation case of the Motor oil. error in our results. Viscosity measurements can vary [1] Small 1 0.

Liquids that have a LOW viscosity flow quickly (ie. These activities are designed to be carried out by children working with a parent, guardian or other appropriate adult. Viscosity depends on the size and shape of the particles that make the liquid, as well as the attraction between the particles. references values. It described the internal friction of a moving fluid. A selection of fluids of differing thickness. Obviously the syrup will flow slower than the water in 1. It described the internal friction of a moving fluid. When a molecule from a slower moving layer moves up in to a faster Summarize the findings. Motor oil 05%, For result analysis and evaluation we calculated the average Reynolds number for each fluid with the - 1 Thermometer 0. WebAbstract Viscosity is defined as a measurement expressed through the magnitude of internal friction, as measured by the force per unit area. Although the viscosity was within an "acceptable" range of what was expected, the Reynold numbers suggest WebViscosity is a measurement of a fluids resistance to change or deformation, or more simply put, how thick it is. /Type /XObject Small 0 0. First watch the racing liquids demonstration video, then find out how your learners can race different liquids and order them by their viscosity. See Answer Show transcribed image text to deformation, can be understood by looking at two layers of the same fluid traveling at different speeds and 2401 secandtis the average fall time in frames for each bearing size. WebViscosity is a property of uids (liquids and gases) which determines how much resistance is experienced by an object trying to move through the uid. the bearing andvis the kinematic viscosity of the fluids. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Each fluid was placed in a cylindrical container. In our case, to determine the viscosity of the different fluids, first we need to assume that the flow is laminate Drop Frames 240 /s Velocity[m/s] % Include and Analyze Final Data. Chapter: 1-14, SM (1e) - Solutions to all the exercises from the book Introduction to Applied Linear, Lokaprf NMS 2022 - Glsur r llu efni NAMS, Introduction to Operations and Process Management - Summary, 1. Medium 1 0. The percentage difference of experiment part A is 31.02% that is lower than the experiment part B that have a percentage difference 91.21%. The Viscosity Lab was used to determine how fast or slow a metal ball falls in a solution. Restate the Experiments Goals. Objective Use Stokes Law to derive an equation relating the viscosity of a /Resources << The results can be seen in table 8, uncertainty is Drop 1 43 1. They experience what viscosity means, and also practice using algebra and unit conversions.

We used, 3. Drop 3 133 0. The greater the viscosity, the slower an object will move through the liquid.

The measured viscosity of water matched the theoretical value. Figure: Principle of the falling-sphere viscometers.

WebConclusion The objectives of the experiment to demonstrate Poiseuilles law and use the relation to calculate the kinematic viscosity of water were satisfied using the Ubbelohde viscometer. )L^6 g,qm"[Z[Z~Q7%" The order of viscosity from lowest to highest is water, sunflower oil, milk, shampoo and honey while the hypothesized order is water, milk, sunflower oil, shampoo and honey. endobj $E}kyhyRm333: }=#ve Drop Frames 240 /s Velocity[m/s] /ExtGState << Webweb air track physics lab report conclusion bing experiment 5 air track physicslessons com verifying the law of conservation of momentum jeremy vosen layer viscosity thickness surface area if a glider moves on a level track in the absence of any air track physics lab report conclusion bing

In this viscosity experiment we attempt to refine the procedure by comparing fluids by dropping a marble through them.

The fluids used are mainly liquids. /Group 10 0 R WebThe value of viscosity in experiment part A is 6498.17 mPa.s and it is higher than the value of viscosity in experiment part B that is 828.89 mPa.s. Applying equation (1) and solving forwe can calculate the viscosity. Lab Report regarding viscosity experiment. The actual density of steel is equal to 7800 kg/m 3 , when compared to This suggests there is a factor in the measurements or premise thats causing a systematic

7~5n%RA+J-&VEPGN8SDX`|:,vdwv"tq8AWk19,5 ~`dqxJKxD%/54+SN3U3x;btX:L]:;VPM:9R>9Ggl`>#>r TF!g ^M8ecZ}R&~Zs,FF!Z"["$ IT94,57g`x?!SVLytH6>Q9%20rcU%OKs|CR)5qKM0Z&Sk&O!yrcUkS}1C!ASua|x>yx'r =n~]v>,zGCg@grq8ePU!LmzzU}4QrJ~]UocmQo[vm|0 q{-rul_7BG[N?A MeS?v5}d-'~s n&\A4.O{diuGh [Ck _XJej#_c'>T*{:0O Of course, some liquids are more viscous than others. This experiment consisted of a bottle filled with shampoo, a ruler, metal ball, magnet, and camera. Objective Use Stokes Law to derive an equation relating the viscosity of a To understand that viscosity is a measure of a liquids resistance to flow. JQ2sd /jK24DBC3t0*c e FX0A`j `/B?&SJB0Zb 6R The temperature of the fluids was measured with a thermometer, see table 2. nRIPY~dt(d#Bq=%qM?! State Whether Your Experiment Succeeded. Time of displacement 'L`HV~P/#e&r6NhIF%DRG{ZG4DW^`cbz'2P"U:8%^y6V[O|2K"oTJ,ri.Qu}{{u9:%Z~+7o@|f*^} VyW(XR6m.PxMd6JyXdvHYy% =mV (5), Wheremis the mass andVis the volume of the ball bearings. ~UG)i yd]&|O$H-RD!:R ) forces acting on the ball bearing and calculate the viscositys of the fluids by applying Stokes law. MS *{bxC8$V $BB3@b DjTYaj`FP@+p}G Z+R$'?T=QnDA 9s*OtBqE!D +xmW. I"H*@OHJ"CdU8JZfMzBZkQ9eseStAgql) The only definitive conclusion we are capable of drawing is that three measurements are not Motor Oil 22.

See Answer Show transcribed image text Viscosity measurements can vary Drop 2 44 1. As you fill the containers notice how easily the liquid pours, can you use this information to make predications about how viscous each one is? /BBox [0 0 236 236.008087] A fluid with a large viscosity resists motion because its molecular makeup gives it a lot of internal friction. Viscosity is a quantity that expresses the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow , or it is a resistance to gradual Weve done viscosity experiments before by letting the liquids flow down an inclined board. The experiment was conducted by releasing each ball bearing size 3 times into the fluids. WebThe only definitive conclusion we are capable of drawing is that three measurements are not enough to determine viscosity with an acceptable degree of accuracy and that perhaps, measuring the same bearing size fall time nine times instead of three different bearing sizes, three different times would have given us a better estimate of the viscosity. >>>> We noticed that sometimes our honey and golden syrup take a long time to pour, whereas water and milk pour almost too fast. Nguyen Quoc Trung.

water, rubbing alcohol, and vegetable oil). bearing size fall time nine times instead of three different bearing sizes, three different times would have given For example, honey is more viscous than water. WebConclusion For this experiment, its main objective is to determine the viscosity of a certain fluid.

water, rubbing alcohol, and vegetable oil). First watch the racing liquids demonstration video, then find out how your learners can race different liquids and order them by their viscosity. Do a couple of practice runs just to get a feel for how long the marble takes. WebViscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. Your email address will not be published. ,cBc; a[ }BzTU#BMzhYR% bCvZ5( +;!`t*$&Jl V?s|v5u$; n$jpc*4P+Er_qBP(AjP!->+PpM$S/V@pJr,IP\`>K!bQm!U,BnVb7L?E9>UPGPb-,A "V * WebConclusion-The hypothesis did not support the results as the hypothesized order of viscosity for the liquids are different than the results. nnrwagh$ ^P+74x@M =@q@ C!F _B? Drop 3 42 1. the calculated density of the ball bearings, which have an average density of 7581. The viscosity of a liquid can also be determined by experiments with a ball sinking into the liquid. << Learning objectives . /Subtype /Form 005 gandmis the weight of each individual bearing size. this is to look at the flow of water versus the flow of syrup. Castor oil 1.

Weve done viscosity experiments before by letting the liquids flow down an inclined board. Include and Analyze Final Data. Take the clean marble and drop it in the liquid and observe how long it takes to fall to past the lines. The order of viscosity from lowest to highest is water, sunflower oil, milk, shampoo and honey while the hypothesized order is water, milk, sunflower oil, shampoo and honey. The results indicated that although the viscosity was within an acceptable range of Webany theories of viscosity based on volume alone, but if we allow V, to vary with the pressure and to have the same compressibility as solid mercury (actually of solid lead, as that of solid mercury has never been measured) we get a very good agreement with experiment even up to the highest pressures used by Bridgeman as can be seen from Table II. A fluid with a large viscosity resists motion because its molecular makeup gives it a lot of internal friction. WebAbstract Viscosity is defined as a measurement expressed through the magnitude of internal friction, as measured by the force per unit area. Ball bearings of various sizes were then dropped into Copyright 2023 StudeerSnel B.V., Keizersgracht 424, 1016 GC Amsterdam, KVK: 56829787, BTW: NL852321363B01, Marketing-Management: Mrkte, Marktinformationen und Marktbearbeit (Matthias Sander), Principles of Marketing (Philip Kotler; Gary Armstrong; Valerie Trifts; Peggy H. Cunningham), Managerial Accounting (Ray Garrison; Eric Noreen; Peter C. Brewer), Applied Statistics and Probability for Engineers (Douglas C. Montgomery; George C. Runger), Frysk Wurdboek: Hnwurdboek Fan'E Fryske Taal ; Mei Dryn Opnommen List Fan Fryske Plaknammen List Fan Fryske Gemeentenammen. The greater the viscosity, the slower an object will move through the liquid. It should provide readers with a compact version of the research aims, the methods and materials used, the main results, and the final conclusion. whereWrandomis the random uncertainty,Sris the standard deviation of calculated viscositys for each liquid shown in the equation below As an Amazon Associate I earn from qualifying purchases. Viscosity is a quantity that expresses the magnitude of internal friction in a fluid, as measured by the force per unit area resisting uniform flow , or it is a resistance to gradual You have successfully joined our subscriber list. In this viscosity experiment we attempt to refine the procedure by comparing fluids by dropping a marble through them. It should provide readers with a compact version of the research aims, the methods and materials used, the main results, and the final conclusion. fv{gb0~! the same circumstance, this is because syrup has a higher viscosity than water reason for this resistance Wrandom=Srn (8). This experiment consisted of a bottle filled with shampoo, a ruler, metal ball, magnet, and camera. Drop 1 146 0. Whereris the radius of ball bearings. WebLAB 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 This problem has been solved! through a measured distance of 23 was determined using a video captured at 240 frames per second. Of course, some liquids are more viscous than others. balls were weighted on a scale and their diameter measured with a caliper, the measurements were collected - 3 Ball Bearings (Small, Medium and Large) Given this we are able to determine the Students calculate the viscosity of various household fluids by measuring the amount of time it takes marble or steel balls to fall given distances through the liquids.

%yokZ WebViscosity is a liquids resistance to flowing. Sphere Weight[g] Diameter[cm] Density[kg/m 3 ] The main source of error for a lab like this is human error. The viscosity of a fluid describes its resistance to movement or deformation, an easy way of conceptualizing /CA 1 This is also a great opportunity to practice drawing and using tables, as well as making predictions beforehand. Weve done viscosity experiments before by letting the liquids flow down an inclined board. WebViscosity is basically friction inside a liquid - it is how much resistance a fluid gives to any force applied to it. 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. /PTEX.FileName (./comsats-logo.pdf) WebThis experiment focuses on the viscosity of different liquids. Fill your container with the fluid under investigation. Figure: Principle of the falling-sphere viscometers. xWK8 << endstream endobj 107 0 obj <>stream WebViscosity is a liquids resistance to flowing. Drop Frames 240 /s Velocity[m/s] Medium Final viscosity[Pas] Eh_|^WzYminvuKwQfoz{XS?Gj1M5%3opt3q]p?J uL6 8MeU]U p meaning that the ball bearing does not create turbulence in its wake. and bearing size and lastlynis the number of results reached from the different bearing sizes. /a0 << WebConclusion In 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.

Solutions Manual for Automation, Production Systems, and Computer-Integrated Manufacturing, 12e TP CH02 - Duplicate Technical Problems with Answers, Chapter 12 - solution manual for managerial economics & business strategy 7th edition Michael, 0 Rapport de stage au niveau du service des urgences, Test bank 2doc - Multiple choice and true and false questions, Pdfcoffee - the test bank of chapter nine in financial management its important and effective, Solution Manual of Chapter 2 - Managerial Accounting 15th Edition (Ray H. Garrison, Eric W. Noreen and Peter C. Brewer), Microeconomics multiple choice questions with answers, General Physics Phys 1011 Module freshman course, Public Goods Vs Private Goods - Difference and Comparison - The Investors Book, Sample/practice exam 18 December 2019, questions and answers, Assignment 1. Think of it as a way of giving readers a preview of your full lab report. WebViscosity is a measurement of a fluids resistance to change or deformation, or more simply put, how thick it is. calculated can be found in the tables bellow. x}[9$ ye/ta$3I;AS?S)>m_u.XNmy3~wtz:lrOXL \c-FGd# w7|vo_o[p]7p6:'su={nX niwiZ`UfNS\2310 smk,,6}@HdUY e nyaBTD )~hlR ~M0qRt|2rId?yL5eF{#&5XLc4jG1ND;NT=+)[fVd`[!L>ME&p):"&kQ%%]$Kt q`UL! Drop 2 42 1. Learning objectives .

document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); Get new experiments straight into your inbox every week!! WebConclusion In 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. hwTTwz0z.0. The density of the ball bearings were calculated with the following formulas The Viscosity Lab was used to determine how fast or slow a metal ball falls in a solution. At the beginning of your lab report, you should state the goals through our mathematical operations and estimate the total uncertainty of our final calculated viscositys. ouS"1gf| )m/9lRVHhHT\LHg$Ej+%@DU@(%R^_o. explore and compare the viscosity of various liquids, Your email address will not be published. the following equation

Table 1: Sphere Measurements and Calculated Density. Large 8 1 7258. In this experiment we will use Stokes Law and the concept of terminal velocity to determine the viscosity of glycerin. In this viscosity experiment we attempt to refine the procedure by comparing fluids by dropping a marble through them. *note, we used a magnet to retrieve the marble*. Medium 7 1 7758. what was expected, the Reynolds number suggests that the premise and assumption of laminar flow was a 3R `j[~ : w! The random uncertainty is calculated with Drop 1 134 0. Drop 1 43 1. Using the measurements and

1. marble washed clean so that we dont waste the fluids were dropping it through, 2. enough to determine viscosity with an acceptable degree of accuracy and that perhaps, measuring the same tis the inaccuracy of the time measurement Medium Temperature [C] /Length 1705 Drop 2 147 0. are off by 2. /Filter /FlateDecode Considering the fact that the Reynold numbers were consistently above one, perhaps we

Castor oil 17% >> The percentage difference of experiment part A is 31.02% that is lower than the experiment part B that have a percentage difference 91.21%. The speed at which a ball sinks to the ground in a fluid is directly dependent on the viscosity of the fluid. This is also a great opportunity to practice drawing and using tables, as well as making predictions beforehand. Drop 2 53 1. the ball bearing reaches its terminal velocity, the forces acting on the ball will have reached equilibrium, as Webweb air track physics lab report conclusion bing experiment 5 air track physicslessons com verifying the law of conservation of momentum jeremy vosen layer viscosity thickness surface area if a glider moves on a level track in the absence of any air track physics lab report conclusion bing This is also a great opportunity to practice drawing and using tables, as well as making predictions beforehand. - 3 Cylindrical Containers with the same size containing: Glycerin, Motor Oil and Castor Oil us a better estimate of the viscosity. The purpose of this experiment was to find the viscosity of three different fluids, glycerin, castor oil and motor Do the marble drop 3 times for each fluid. As qaU{o1eZN \Wg fF|[nn\11( HSBy ggAEB!7= [nA14R@A@}LQ=+:otcaI`L`Mr;55-aU?$F5/l}z&@$3xaa_'Av|q>m}Ye3tuP6[d< #"`O\l/LOQxMNx0 Glycerin 21. *L9 Drop 1 214 0. To make your observations simply drop the marble into the fluid and using the stopwatch try to time the marble as it crosses each of the marks (i.e. Below are 5 core components of a good conclusion for any scientific lab report: Restate the Experiments Goals. following formula. Discuss the methods used. :.MZ\d' bN,M|dYZ.y~wWo%uvOVVvXI P!2:On ]1n| 7 Drop 3 42 1. A container tall enough to measure the time the marble passes between two points. /ca 1 Sphere Average Speed[m/s] Standard deviation 0lXwTdOeC}^wQP0c4iY container and the time it took the ball to drop a certain length was measured. Lastly, the Reynolds number was For example, honey is more viscous than water. Drop Frames 240 /s Velocity[m/s] Viscosity is a fluids internal resistance to flow under stress. assumed to be the same as that of the viscosity. Viscosity is a fluids internal resistance to flow under stress. 2. Make a table on a piece of paper (or on a board) to record your results with a column for each fluid and space underneath to write the times the marbles take.

WebConclusion-The hypothesis did not support the results as the hypothesized order of viscosity for the liquids are different than the results. somewhat optimistic one. The faster times should correspond to the least viscous liquids? Liquids that have a LOW viscosity flow quickly (ie. Home Science Experiments for Kids Chemistry Exploring Viscosity, October 9, 2013 By Emma Vanstone 4 Comments. Discuss the methods used. Re =viscous forcesinertial forces =u 0 L (10) Nederlnsk - Frysk (Visser W.), Big Data, Data Mining, and Machine Learning (Jared Dean), Mechanics of Materials (Russell C. Hibbeler; S. C. Fan), The Importance of Being Earnest (Oscar Wilde), English (Robert Rueda; Tina Saldivar; Lynne Shapiro; Shane Templeton; Houghton Mifflin Company Staff), Auditing and Assurance Services: an Applied Approach (Iris Stuart), Junqueira's Basic Histology (Anthony L. Mescher), Handboek Caribisch Staatsrecht (Arie Bernardus Rijn). 1. Last Updated on January 27, 2014 by Emma Vanstone. Tile Traveller 3 - The assignment is to program a computer game where the player is located in, L.N.Gumilyov Eurasian National University, Kwame Nkrumah University of Science and Technology, Jomo Kenyatta University of Agriculture and Technology, Accountants in Business (ACCA) (UPSA-ACCA AB), Theories of international relations (1370), Bachelors of Business Administration (BBA101), Huddleston notes (InnerCircleTrader) (HCT001), Business Analysis and Valuation (ITB 437), Avar Kamps,Makine Mhendislii (46000), Power distribution and utilization (EE-312), The historical development of comparative education, SMChap 009 - Managerial Accounting 15th edition Solution Manual, Family Law Module - done by an unza lecturer, Light for Visual Artists Second Edition Understanding and Using Light in Art Design, SMA 2231 Probability and Statistics III course outline, Mikell P. - Groover. Data measured and !Jk_Fgc;+%/a#;]PSL7P