A metal plate of area ` 5 cm ^(2)` is placed on a 0.5 mm thick castor oil layer .If a force of 22,500 dyne is needed to move the plate with a velocity of `3cms^(-1)` Calculate the coefficient of viscosity of castor oil.

A metal plate of area 5 cm ^(2) is placed on a 0.5 mm thick castor oil layer .If a force of 22,500 dyne is needed to move the plate with a velcity of 3cms^(-1) Calculate the coeffcient of viscosity of castor oil.

A metal plate of area 10^(3)" "cm^(2) rests on a layer o oil 6 mm thick. A tangential force of 10^(-2) N is appled on it to move it with a constant velocity of 6 cm s^(-1) . The coefficient of viscosity of the liquid is :-

A metal square plate of 10cm side rests on 2mm thick caster oil layer. Calculate the horizontal force needed to move the plate with speed 3cm s^(-1) : ( Coefficient of viscosity of caster oil is 15 poise. )

A metal plate of area 500 cm^92) is kept on a horizontal surface with a layer of oil of thickness 0.5 mm between them. The horizontal force required to drag the plate with a velocity of 2 cm/s is (coefficient of viscosity =0.9 kg/ms)

There is a 1 mm thick layer of oil between a flat plate of area 10^(-2)m^(2) and a big plate. How much force is required to move the plate with a velocity of 1.5 cm//s^ . The coefficient of viscosity of oil is 1 poise

A metal plate ofarea 100 sq. cm, rests on a layer of oil 2mm thick. A force of 0.1 N applied parallel to the plate horizontally keeps it moving with uniform speed of 1cm/ s. What is the coefficient of viscosity of oil ?

Between a plate of area 100 cm^(2) and another plate of area 100 m^(2) there is a 1 mm , thick layer of water, if the coefficient of viscosity of water is 0.01 poise, then the force required to move the smaller plate with a velocity 10 cms^(-1) with reference to large plate is

A metal plate of area 10^(-2)m^(2) is placed on a liquid layer of thickness 2xx10^(-3)m . If the liquid has coefficient of viscosity 2 S.I. units the force required to move the plate with a velocity of 3(cm)/(s) is

A flat plate of 20 cm squre moves over another similar plate with a thin layer of 0.4 cm of a liquid between them. If a force of one kg. wt. moves one of the plates uniformly with a velocity with a velcoity of 1 ms^(-1) calculate the strain rate, sheraing stres and coefficient of viscosity.

A metal plate of area 10^(-3)m^(2) is placed on a liquid layer of thickness 0.8mm . The coefficient of viscosity of that liquid is 24 poise .Then the horizontal force required to move the plate with a velocity of 1cms^(-1) .