### Lesson Video: Using Stokes' Law to Determine the

Suppose a steel ball bearing (density 7.8 × 10³ kg/m³, diameter 3.0 mm) is dropped in a container of motor oil. It takes 12 s to fall a distance of 0.60 m. Calculate the viscosity of the oil. 10:44. Video Transcript. Stokes' law describes sedimentation of particles in liquids and can be used to measure viscosity. Particles in liquids achieve terminal velocity quickly. One can measure the

Get Price### How to find the number of steel ball bearings,each

How to find the number of steel ball bearings,each diameter 0.7 cm3,that can be made from 1 kg of steel,given that 1 cm cube of steel weighs 7.8 g. Follow • 2. Add comment More. Report 1 Expert Answer Best Newest Oldest. By: Joseph C. answered • 06/12/16. Tutor. 5.0 (107) Joseph, Trilingual instructor, Paso Robles, CA. About this tutor › About this tutor › I will presume that the

Get Price### Solved: Stainless Steel Ball Bearings (density=8085

Stainless steel ball bearings (density=8085 kg/m^3 and Cp=0.480 kj/kg* C) having a diameter of 1. cm are to be quenched in water at a rate of 800 per min. The balls leave the oven at a uniform temp of 900C and are exposed to air at 25C for a while before they are dropped in the water. If the temp of the balls drop to 850C prior to quenching

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A wide variety of density chrome steel ball bearing options are available to you, such as manufacturing plant, garment shops, and energy & mining. You can also choose from deep groove, thrust. As well as from double row, single row. And whether density chrome steel ball bearing is ball, or roller. There are 187 density chrome steel ball bearing

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Solved: Stainless Steel Ball Bearings density=8085 Kg/m^3. See the answer Stainless steel ball bearings (density=8085 kg/m^3 and Cp=0.480 kj/kg* C) having a diameter of 1. cm are to be quenched in water at a rate of 800 per min. The balls leave the oven at a uniform temp of 900C and are exposed to air at 25C for a while before they are dropped in the water. How to find the number of steel ball

Get Price### The density of one steel ball bearing is 7.8 g/ cm3.

15/09/2011· 1. The density of one steel ball bearing is 7.8 g/ cm3. What is the density of 6 ball bearings? (Points : 3) 46.8 g/ cm3 93.6 g/ cm3 7.8 g/ cm3 468.0 g/ cm3 2. What is the density of an object with a mass of 12.0 g and a volume of 80.0 cubic centimeters? (Points : 3) 0.2 g/cm3 0.15 g/ cm3 0.150 g/ cm3 0.20 g/ cm3

Get Price### Determine the mass moment of inertia of steel balls

Determine the mass moment of inertia of steel balls used in ball bearings. Use a diameter of 2 cm. Buy Find arrow_forward. Engineering Fundamentals: An Intro 5th Edition. Saeed Moaveni. Publisher : Cengage Learning. ISBN: 9781305084766. Buy Find arrow_forward. Engineering Fundamentals: An Intro 5th Edition. Saeed Moaveni. Publisher: Cengage Learning. ISBN: 9781305084766. Solutions

Get Price### Solved: Stainless Steel Ball Bearings (density=8085

Stainless steel ball bearings (density=8085 kg/m^3 and Cp=0.480 kj/kg* C) having a diameter of 1. cm are to be quenched in water at a rate of 800 per min. The balls leave the oven at a uniform temp of 900C and are exposed to air at 25C for a while before they are dropped in the water. If the temp of the balls drop to 850C prior to quenching

Get Price### Bal-tec - Ball Weight and Density

The answer is calculated by multiplying the volume of the ball by the density of the material. $text"Weight" = text"Volume" ⋅ text"Density"$ For example, calculate the weight of a two inch diameter lead ball: $text"Volume" = {4 ⋅ π ⋅ R^3 }/ 3$

Get Price### A steel ball-bearing with a circumference of 9.8

A steel ball-bearing with a circumference of {eq}9.8 mm {/eq} weighs {eq}0.13 kg {/eq}. What is the density of the steel in {eq}rm g / cm^3 {/eq}? Density. Taking the mass to volume ratio of an

Get Price### Weight & Diameter of Steel Balls - H.R.T. Precision

Bearing steel balls have many specifications, usually manufactured in accordance with inch dimensions. Accuracy of precision steel balls can be accurate to the thouh units of micrometers (μm). The weights of different specifications of steel balls is different. Following, the specification and weight of bearing balls are translated.

Get Price### The density of a steel ball was determined by

Sometimes, I find it helpful to do a brute force experiment in Excel. I did that for this problem. In column A, I entered the formula =NORMSINV(RAND()) The RAND() function creates a uniform random number from 0 to 1. NORMSINV() converts that into

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Question: Calculate The Density Of Steel If A Steel Ball Bearing Has A Mass Of 10.061 Grams And A Volume Of 1.25 ML. Value = [ Select] (no Unit Here) Units = [ Select] 4 Pts Question 14 Calculate The Density Of White Wine If A Glass Of White Wine Has A Volume Of

Get Price### Ball bearing | mechanics | Britannica

Ball bearing, one of the two members of the class of rolling, or so-called antifriction, bearings (the other member of the class is the roller bearing). The function of a ball bearing is to connect two machine members that move relative to one another in such a manner that the frictional

Get Price### do all steel ball bearings have the same density? |

29/04/2009· To find the density, all you need to do is weigh them and measure the diameter with a micrometer. BTW there are more than 10,000 different named

Get Price### Steel has a density of 8030kg/m^3. Show that a

Steel has a density of 8030kg/m^3. Show that a steel ball with a diameter of 5cm weighs approximately 5N. Using Weight = mass*gravitational strength. Using: Mass = density * volume. Using Volume = (4/3)pir 3. Radius = 2.5cm = 0.025m . Volume = (4/3)pi0.025 3 = 0.00006544 m 3 (to 4 siginificant figures) Mass = 8030 * 0.00006544 = 0.5256 kg (to 4 significant figures) Weight = 0.5256 * 9.81 = 5

Get Price### do all steel ball bearings have the same density? |

29/04/2009· Each would have a different density. If all the steel ball bearings were of exactly the same steel alloy, then they would have the same density. Iron is the main element in steel, but the other elements vary depending on the properties that are wanted in the alloy. Carbon,manganese, chromium, vanadium, tungsten,are used and their amounts vary . 0 0. Anonymous. 1 decade ago. It depends how

Get Price### Bearing dimension finder: Find a bearing by

SPECIFY A BEARING BY DESIRED DIMENSIONS. This is a simplified version of our Bearing Selector that you can use to search for and find either inch or metric bearings that meet your specified dimensions in inches (in) or millimeters (mm).

Get Price### How to find the density of a steel ball bearing -

Home > How to find the density of a steel ball bearing. How to find the density of a steel ball bearing. May 25, 2007 6mm ball bearing weight If this is your first visit, be sure to check out the FAQ by clicking the link above You may have to register before you can post: click the register link above to proceed . Email: [email protected] Get a Quote Send Message. Crushers. Jaw Crushers Cone

Get Price### A steel ball-bearing with a circumference of 31.5

27/01/2012· A steel ball-bearing with a circumference of 31.5 mm weighs 4.20 g. What is the density of the steel in g/cm^3? *Volume of a sphere = 4/3 π r ^3 *Circumference of a circle = 2 π r A) 7.96 g/cm^3 B) 7.96 * 10^-1 g/cm^3 C) 7.96 * 10^-2 g/cm^3 D) 7.69 * 10^-3 g/cm^3

Get Price### What do you use to find the density of a ball-

A bearing cage is a structure which keeps the individual ball bearings or needle bearings or rollers that are part of the same "bearing" unit in approximately the correct position relative to each

Get Price### Steel has a density of 8030kg/m^3. Show that a

Steel has a density of 8030kg/m^3. Show that a steel ball with a diameter of 5cm weighs approximately 5N. Using Weight = mass*gravitational strength. Using: Mass = density * volume. Using Volume = (4/3)pir 3. Radius = 2.5cm = 0.025m . Volume = (4/3)pi0.025 3 = 0.00006544 m 3 (to 4 siginificant figures) Mass = 8030 * 0.00006544 = 0.5256 kg (to 4 significant figures) Weight = 0.5256 * 9.81 = 5

Get Price### Solved: For A Steel Ball Bearing (diameter 2 Mm

For a steel ball bearing (diameter 2 mm and density 7.8 g/cm^3) dropped in glycerin (density 1.3 g/cm^3 and viscosity 12 Ns/m^2 at STP), the dominant drag force is the linear drag give by f_lin = 3??rv_ter. A) Find ther characteristic time ? and the terminal speed v_ter. [in finding the latter, you should include the buoyant force Archimedes. This just adds a third force on the right side of m

Get Price### do all steel ball bearings have the same density? |

29/04/2009· Ball bearings can differ due to varying amounts of other elements that went into making the steel. I think your everyday ordinary ball bearing would have the same density. You may find someone helpful at a hardware store on any ball bearings they have. So if you get them all from the same place they are probably equal in density more or less.

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