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Viscous force

The velocity of water in a river is 18 {~km} / {h} near the su

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The velocity of water in a river is $18 km / h$ near the surface. If the river is $5 m$ deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water $= 1 0^{- 2}$ poise.

Views: 6,016 students

Updated on: Feb 7, 2024

Book:

Mechanics Volume 2 (DC Pandey)

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Elijah Discussed

The velocity of water in a river is

18 km / h

near the surface. If the river is

5 m

deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water

= 1 0^{- 2}

poise.

12 mins ago

Discuss this question LIVE

12 mins ago

Text solutionVerified

F = η A \frac{F}{A} \frac{Δ V}{Δ x} = shearing stress = η \frac{Δ V}{Δ x} = 1 0^{- 3} \times \frac{5}{5} = 1 0^{- 3} N / m^{2}

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Question Text	The velocity of water in a river is $18 km / h$ near the surface. If the river is $5 m$ deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water $= 1 0^{- 2}$ poise.
Updated On	Feb 7, 2024
Topic	Mechanical Properties of Fluids
Subject	Physics
Class	Class 11
Answer Type	Text solution:1 Video solution: 6
Upvotes	641
Avg. Video Duration	7 min

The velocity of water in a river is $18 km / h$ near the surface. If the river is $5 m$ deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water $= 1 0^{- 2}$ poise.

Text solutionVerified

Filo tutor solutions (6)

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The velocity of water in a river is 18 km/h near the surface. If the river is 5 m deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water =10−2 poise.

Text solutionVerified

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The velocity of water in a river is $18 km / h$ near the surface. If the river is $5 m$ deep, find the shearing stress between the horizontal layers of water. The coefficient of viscosity of water $= 1 0^{- 2}$ poise.