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 Gauge pressure Vacuum pressure Absolute pressure Positive gauge pressure Gauge pressure Vacuum pressure Absolute pressure Positive gauge pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Save pump from cavitations Increase pump efficiency Reduce acceleration to minimum Smoothen flow Save pump from cavitations Increase pump efficiency Reduce acceleration to minimum Smoothen flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ H3/2 P/ √H P/ H P/ H² P/ H3/2 P/ √H P/ H P/ H² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex motion, the velocity of flow is directly proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation inversely proportional to the square of its radial distance from the axis of rotation directly proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation inversely proportional to the square of its radial distance from the axis of rotation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Axial flow pump is started with its delivery valve Kept 50% open Kept fully closed Irrespective of any position Kept fully open Kept 50% open Kept fully closed Irrespective of any position Kept fully open ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For very high discharge at low pressure such as for flood control and irrigation applications, following type of pump is preferred Centrifugal Reciprocating Axial flow Mixed flow Centrifugal Reciprocating Axial flow Mixed flow ANSWER DOWNLOAD EXAMIANS APP
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