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

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

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
A right circular cylinder open at the top is filled with liquid and rotated about its vertical axis at such a speed that half the liquid spills out, then the pressure intensity at the center of bottom is

cannot be predicted from the given data
one-half its value when cylinder was full
zero
one-fourth its value when cylinder was full

ANSWER DOWNLOAD EXAMIANS APP