According to fan laws, at constant speed and capacity, the pressure and power vary_____________________?

Related Mcqs:

In a centrifugal pump casing, the flow of water leaving the_______________?

A. radial B. radial C. centrifugal D. rectilinear E. vortex...

Maximum impulse will be developed in hydraulic ram when ___________________?

A. waste valve closes suddenly B. supply pipe is long C. supply pipe is short D. ram chamber is large E. supply pipe has critical diameter...

A hydraulic intensifier normally consists of __________________?

A. two cylinders, two rams and a storage device B. a cylinder and a ram C. two co-axial rams and two cylinders D. a cylinder, a piston, storage tank and control valve E. special type of pump with storage device and a pressure regulator...

Impulse turbine is generally fitted______________________?

A. at the level of tail race B. little above the tail race C. slightly below the tail race D. about 2.5 m above the tail race to avoid cavitation E. about 2.5 m below the tail race to avoid cavitation...

In reaction turbine, draft tube is used_____________________?

A. to transport water downstream without eddies B. to convert the kinetic energy to flow energy by a gradual expansion of the flow cross-section C. for safety of turbine D. to increase flow rate E. none of the above...