Pick out the wrong statement ?

A. Surface tension of a liquid is because of the difference in magnitude of adhesive & cohesive
B. A hydrometer used for the determination of specific gravities of liquids works on the principle
C. In case of unsteady fluid flow, the velocity at any given point does not change with timeCorrect Answer
D. Turbulent fluid flow is characterised by the rapid fluctuation of instantaneous pressure &
Correct Option: C. In case of unsteady fluid flow, the velocity at any given point does not change with time

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