Remote control valve is a _______________ valve?

Related Mcqs:

A centrifugal pump has the following specifications: Power = 4 H.P.; Speed = 800 rpm Head = 8 metres Flow = 1000 litres/minutes. If its speed is halved, the new discharge will be __________ litres/minute ?

A. 500 B. 200 C. 1000 D. 750...

With the increase in depth, the hydrostatic pressure in an un-accelerated incompressible fluid (in a constant gravitational field) ?

A. Decreases B. Increases linearly C. Increases exponentially D. Remain constant...

The valve commonly used in pipes larger than 2″ dia is a______________?

A. Globe valve B. Plug-cock C. Gate valve D. Check valve...

Boundary layer exists in flow_________________?

A. Of real fluids B. Over flat surfaces only C. In pipes only D. Of ideal fluids only...

Umf is the minimum fluidisation velocity for a bed of particles. An increase in the superficial gas velocity from 2 Umf to 2.5 Umf results in (all velocities are smaller than the entrainment velocity of the particles) no change in the_______________?

A. Drag on particles B. Drag on column walls C. Bed height D. Bed voidage...