Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Radial Bent backward Bent forward Straight Radial Bent backward Bent forward Straight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow in which the volume of a fluid and its density does not change during the flow is called _________ flow. Viscous None of these Compressible Incompressible Viscous None of these Compressible Incompressible ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is 7.5 kN/m3 6 kN/m3 10 kN/m3 4.5 kN/m3 7.5 kN/m3 6 kN/m3 10 kN/m3 4.5 kN/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential manometer is used to measure Pressure in pipes, channels etc. Difference of pressure between two points Very low pressure Atmospheric pressure Pressure in pipes, channels etc. Difference of pressure between two points Very low pressure Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Decreases None of these Increases Remain unaffected Decreases None of these Increases Remain unaffected 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 zero one-fourth its value when cylinder was full cannot be predicted from the given data one-half its value when cylinder was full zero one-fourth its value when cylinder was full cannot be predicted from the given data one-half its value when cylinder was full ANSWER DOWNLOAD EXAMIANS APP