What is the ratio of the velocity at the axis of the pipe to the mean velocity of flow in case of pipe flow under viscous condition ?

Related Mcqs:

A pressure of 10 m head of water is equivalent to ______________ kN/m2?

A. 98 B. 147 C. 196 D. 49...

When the water is warm, the height to which it can be lifted by a pump_________________?

A. Decreases due to reduced viscosity B. Decreases due to reduced vapour pressure C. Increases due to increased vapour pressure D. Decreases due to increased frictional resistance...

Which law/principle of solid mechanics is similar/equivalent to Newton’s law of viscosity in fluid mechanics ?

A. Archimedes principle B. Newton’s second law of motion C. Hooke’s law D. Newton’s third law of motion...

The ratio of maximum to average velocity in case of streamline flow between parallel plates is______________________?

A. 1 B. 1.5 C. 2 D. 2.5...

Check valve is used for ________________ flow?

A. Very precise control of B. Unidirectional C. Multidirectional D. None of these...