Power required by a centrifugal pump is proportional to (where, D = diameter, N = r.p.m) ________________?

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Which is the most efficient and best for measuring very small flow rate of gases ?

A. Venturimeter B. Orificemeter C. Rotameter D. Flow nozzle...

Fluid resistance to shear depends upon its_______________?

A. Rate of transfer of molecular momentum B. Cohesion C. Both A. and B. D. Neither A. nor B....

Which of the following is not a dimension-less parameter ?

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Bernoulli’s equation for steady, frictionless, continuous flow states that the ______________ at all sections is same?

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In a stabilised soap bubble, pressure inside it compared to external pressure is________________?

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