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Surface tension and viscosity

A square plate of 0.1 metre side moves parallel to a second pl

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A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:

Name: Video solution 1: A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:
Uploaded: 2024-01-03T14:29:15.000Z
Duration: 6 min
Description: Video solution 1: A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:

0.1

0.05

0.005

0.0005

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Updated on: Jan 3, 2024

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A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:

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Text solutionVerified

Given data,

Area = a^{2} = 1 \times 0.1 = 0.1 m^{2}

η = 0.01

poise

η = \frac{0.01}{10} = 0.001

deca poise

dv = 0.1 m / s

F = 0.002 N

We know that
As

F = η A \frac{d v}{d x}

dx = η \frac{Adv}{F}

= \frac{0.001 \times ( 0.1 ) ^{2} \times 0.1}{0.002} = 0.0005 m

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Question Text	A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:
Updated On	Jan 3, 2024
Topic	Mechanical Properties of Fluids
Subject	Physics
Class	Class 11
Answer Type	Text solution:1 Video solution: 1
Upvotes	205
Avg. Video Duration	6 min

A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:

Text solutionVerified

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A square plate of 0.1 metre side moves parallel to a second plate with a velocity of 0.1 m/s,both plates being immersed in water. If the viscous force is 0.002 newton and the coefficient of viscosity is 0.01 poise, distance between the plates in metre is:

Text solutionVerified

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