Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The delivery pressure should be low The delivery pressure should be high The suction pressure should be low The suction pressure should be high The delivery pressure should be low The delivery pressure should be high The suction pressure should be low The suction pressure should be high ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Choose the wrong statement. Alcohol is used in manometer, because It provides longer length for a given pressure difference Its density is less It provides suitable meniscus for the inclined tube Its vapour pressure is low It provides longer length for a given pressure difference Its density is less It provides suitable meniscus for the inclined tube Its vapour pressure is low ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as Broad-crested weir Submerged weir Narrow-crested weir Ogee weir Broad-crested weir Submerged weir Narrow-crested weir Ogee weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth or the hydraulic radius is the ratio of Wetted perimeter and diameter of pipe None of these Area of flow and wetted perimeter Velocity of flow and area of flow Wetted perimeter and diameter of pipe None of these Area of flow and wetted perimeter Velocity of flow and area of flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If w is the specific weight of liquid and k the depth of any point from the surface, then pressure intensity at that point will be wh w/h h h/w wh w/h h h/w ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe is neither laminar nor turbulent when Reynold number is More than 2800 None of these Less than 2000 Between 2000 and 2800 More than 2800 None of these Less than 2000 Between 2000 and 2800 ANSWER DOWNLOAD EXAMIANS APP