Hydraulics and Fluid Mechanics in ME A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is 5 1 6 7 5 1 6 7 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Inversely proportional to N² Directly proportional to N Directly proportional to N² Inversely proportional to N Inversely proportional to N² Directly proportional to N Directly proportional to N² Inversely proportional to N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is r/2 r 2r r/2 r 2r ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the pressure intensity at a point is more than the local atmospheric pressure, then the difference of these two pressures is called Absolute pressure Gauge pressure Positive gauge pressure Vacuum pressure Absolute pressure Gauge pressure Positive gauge pressure Vacuum pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Maximum Minimum Could be any value Zero Maximum Minimum Could be any value Zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For small discharge at high pressure, following pump is preferred Reciprocating Centrifugal Axial flow Mixed flow Reciprocating Centrifugal Axial flow Mixed flow ANSWER DOWNLOAD EXAMIANS APP
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