Calculate the fluid viscosity if the torque on the inner

Assignment Help Civil Engineering
Reference no: EM13539043

For two 0.2 m long rotating concentric cylinders, the velocity distribution is given by u(r) = 0.4/r - 1000r m/s. If the diameters are 2 cm and 4 cm, respectively, calculate the fluid viscosity if the torque on the inner cylinder is measured to be 0.0026 N*m.

Reference no: EM13539043

Questions Cloud

How much energy is produced in this collision : Two comets, each of mass 6500 kg and traveling 95 m/s in opposite directions, collide head-on and come to rest. How much energy is produced in this collision
What error results from curvature and refraction : Successive plus and minus sights taken on a downhil line of levels are listed below. the values represent the horizontal distances between the instrument and either the plus or minus sights. What error results from curvature and refraction?
Determine the magnitude of the force on the roof : In a tornado or hurricane, a roof may tear away from the house because of a difference in pressure between the air inside and the air outside. What is the magnitude of the force on the roof
What amount will accumulate at time of her retirement : She plans to deposite 5% of her yearly salery, into retirment fund that earns 7% intrest compounded daily. what amount will accumulate at time of her retirement?
Calculate the fluid viscosity if the torque on the inner : For two 0.2 m long rotating concentric cylinders, the velocity distribution is given by u(r) = 0.4/r - 1000r m/s. If the diameters are 2 cm and 4 cm, respectively, calculate the fluid viscosity if the torque on the inner cylinder is measured to be 0...
Explain a stearic acid molecule consists of 18 carbon atoms : A stearic acid molecule consists of 18 carbon atoms linked together. Assuming that the thickness, t, of a monolayer is equal to the length of the stearic acid molecule, what is the size diameter of a carbon atom, s =t/18.
Research to develop a new computer game : Research to develop a new computer game.
What torque is required to drive the disk at 660 rpm if the : A disk spins within an oil-filled enclosure, having 2.4 mm clearance from flat surfaces each side of the disk. The disk surface extends from radius 12 to 86 mm. What torque is required to drive the disk at 660 rpm if the oil's absolute viscosity is ...
Evaluate the net torque acting on it : A CD has a mass of 16.5 g and a radius of 6.08 cm. When inserted into a player, the CD starts from rest and accelerates to an angular velocity of 20.2 rad/s in 0.708 s. determine the net torque acting on it

Reviews

Write a Review

Civil Engineering Questions & Answers

  Determine the m and o costs for alternative s

Alternative R has a first cost of $100,000, annual M&O costs of $50,000, and a $20,000 salvage value after 5 years. Alternative S has a first cost of $175,000 and a $40,000 salvage value after 5 years

  Determine void ratio and the porosity of undisturbed soil

A sample of undisturbed soil has a dry weight of 10 lb and volumen of 1 ft^3. If the specific gravity of the soil solids is 2.65, determine the void ratio and the porosity.

  Determine the detention time in hours for the chemostat

Perform a material balance on substrate (S) around a chemostat (completely mixed reactor without recycle) assuming a first-order removal for a substrate with a rate constant of 0.5 hr-1.

  How to select an appropriate w14 section

A 30 feet column is braced at the mid-section to prevent premature failure. If the maximum load is 380 kips, select an appropriate W14 section, if any, to support the loading conditions.

  Describe the present land capability classification system

Describe the present land capability classification system for agriculture in the caribbean, Identifying its limitations and propose recommendations. 200 word limit

  Why is wood more common in residential construction in us

why is wood more common in residential construction in the US and concrete more common in commercial construction

  Find the total length of pipe that must pass through furnace

The boiling water passes through copper pipes that have a wall thickness of 4 millimeters and a surface area of 0.12 square meters per meter length of the pipe. Find the total length of pipe (there are actually many pipes in parallel)

  What are the efforts of work hardening of work materials

What are the effects of hardness, hot strength and hot hardness and work hardening of work materials

  Find the change in depth and in absolute water level produce

Find the change in depth and in absolute water level produced by a) a smooth upward step of 1 ft b) a smooth donward step of 1 ft, in the channel bed c) find the maximum allowable size of thw upstream flow to be a possible as specified

  Determine the weight of the water and the pressure forces

A 30-ft-high, 1-ft-diameter pipe is welded to the top of a cubic container 13 ft * 3 ft * 3 ft2. The container and pipe are filled with water at 20°C. Determine the weight of the water and the pressure forces on the bottom and sides of the contain..

  Calculate the head loss using darcy weichbach equation

The ½ inch pipe was found to have an average friction factor of 0.0129 and the ¾ pipe had an average friction factor of 0.0209. The length of the pipes between the two manometer connections are 60 inches each.

  Effective thermal capacity in climates

For energy conservation, materials with a high thermal capacity are effective in climates in which the heat flow through the building envelope is:

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd