According to Newton, the viscous force acting between liquid layers of area A and velocity gradient ΔvΔzis given by F = −ηAΔvΔz where ηis constant called coefficient of viscosity. The dimensions of η are

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ML2T−2

ML−1T−1

ML−2T−2

M0L0T0

answer is B.

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Detailed Solution

F = −ηAΔvΔz ⇒ η = ML−1T−1As F = MLT−2, A = L2 , ΔvΔz = T−1

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