M

Mr. Dubey • 52.30K Points
Coach 

Q. Define Viscosity.

(A) resistance to flow of object
(B) resistance to flow of air
(C) resistance to flow of fluid
(D) resistance to flow of heat
Correct : Option (C)

Explanation: 
 viscosity is developed due to the relative motion between two surfaces of fluids at different velocities. it happens due to the shear stress developed on the surface of the fluid.

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