Question
There is a thick layer of glycerine between a flat plate of area & a big fixed plate. If the coefficient of viscosity of glycerine is , then how much force is required to move the plate with a velocity of .
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Text solutionVerified
Using the relation
where F = force is required to move the plate
= Shear stress
A = Area of plate
= coeffecient of viscosity of glycerine
y = gap
u = velocity
.
Thus F = 0.7 N
where F = force is required to move the plate
= Shear stress
A = Area of plate
= coeffecient of viscosity of glycerine
y = gap
u = velocity
.
Thus F = 0.7 N
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Question Text | There is a thick layer of glycerine between a flat plate of area & a big fixed plate. If the coefficient of viscosity of glycerine is , then how much force is required to move the plate with a velocity of . |
Answer Type | Text solution:1 |
Upvotes | 150 |