Hydraulics and Fluid Mechanics in ME
Hydraulic accumulator is used for

Generally high pressures to operate hydraulic machines
Supplying energy when main supply fails
Supplying large quantities of oil for very short duration
Accumulating oil

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Discharge of a centrifugal pump is

Inversely proportional to diameter of its impeller
Directly proportional to diameter of its impeller
Inversely proportional to (diameter)² of its impeller
Directly proportional to (diameter)² of its impeller

ANSWER DOWNLOAD EXAMIANS APP