Hydraulics and Fluid Mechanics in ME
Head developed by a centrifugal pump is

Proportional to diameter and speed of impeller
None of these
Proportional to diameter of impeller
Proportional to speed of impeller

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
The hammer blow in pipes occurs when

The flow of fluid through the pipe is suddenly brought to rest by closing of the valve
The flow of fluid through the pipe is gradually brought to rest by closing of the valve
There is excessive leakage in the pipe
The pipe bursts under high pressure of fluid

ANSWER DOWNLOAD EXAMIANS APP