Various efficiencies of a centrifugal pump are related as (where, εm = mechanical efficiency εv = volumetric efficiency. εma = manometric efficiency εo = overall efficiency) ?

Related Mcqs:

Which of the following equations is valid for laminar flow of a fluid through packed bed ?

A. Fanning equation B. Kozeny – Karman equation C. Hagen-Poiseuille equation D. Blake-Plummer equation...

Correction for capillary effect in manometers (used for pressure measurement) need not be applied, if diameter of the manometer tube is _____________ mm?

A. 4 C. > 12.5 D. < 10...

Weber number is the ratio of inertial force to _____________ force?

A. Surface tension B. Gravity C. Viscous D. Elastic...

For an incompressible fluid, the bulk modulus of elasticity is____________________?

A. 5 kg/m3 B. ∞ N/m2 C. 1 N D. 0 N/m...

Differential manometer measures the____________________?

A. Atmospheric pressure B. Sub-atmospheric pressure C. Pressure difference between two points D. None of these...