At what value of crank angle (roughly), no flow of water from or into the air vessel takes place in case of a double acting reciprocating pump ?

Related Mcqs:

A spherical particle is falling slow in a viscous liquid such that Reynolds number is less than 1. Which statement is correct for this situation ?

A. Inertial and drag forces are important B. Drag, gravitational and buoyancy forces are important C. Drag force and gravitational forces are important D. None of the above...

Interstage coolers are provided in a multistage compressor to____________________?

A. Save power in compressing a given volume to a given pressure B. Cool the delivered air C. Achieve the exact delivery pressure D. None of these...

In case of a Rotameter, the density of the float material is _____________ that of the liquid it replaces?

A. More than B. Less than C. Equal to D. Either A. or B....

For laminar flow through a closed conduit____________________?

A. Vmax = 2Vav B. Vmax = Vav C. Vmax = 1.5Vav D. Vmax = 0.5Vav...

The hydraulic radius for flow in a rectangular duct of cross-sectional dimension H, W is___________________?

A. √(HW/π) B. HW/2 (H + W)2 C. HW/4 (H + W)2 D. 2HW/(H + W)...