In which of the following body shapes, the pressure drag is large compared to the friction drag ?

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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...

In case of turbulent flow of fluid through a circular pipe, the __________________?

A. Mean flow velocity is about 0.5 times the maximum velocity B. Velocity profile becomes flatter and flatter with increasing Reynolds number C. Point of maximum instability exists at a distance of 2r/3 from the pipe wall (r = pipe radius) D. Skin friction drag, shear stresses, random orientation of fluid particles and slope of … In case of turbulent flow of fluid through a circular pipe, the __________________?Read More...

Pressure co-efficient is the ratio of pressure forces to __________________________ forces?

A. Gravity B. Inertial C. Viscous D. None of these...

The co-efficient of discharge of an orificemeter is a function of ________________?

A. Reynolds number at the orifice B. Ratio of orifice dia to pipe dia C. Both A. and B. D. None of the above parameters, and has a constant value of 0.61...

A compressor that takes suction at a pressure below atmospheric and discharge against atmospheric pressure is called a ____________ pump?

A. Sump B. Volute C. Vacuum D. Submerged...