Q.
The coefficient of viscosity of a liquid can be defined from the equation F=ηA(dv/dx)where F is the tangential force between two liquid layers of area A. The layers are at a distance dy apart and du is the difference in their velocities. Suitable unit for dv/dx is:
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a
m s-1
b
s-1
c
Nm-2
d
N-1m2
answer is B.
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Detailed Solution
dvdx=velocitydistance=ms-1m=s-1
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