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 It provides suitable meniscus for the inclined tube Its vapour pressure is low Its density is less It provides longer length for a given pressure difference It provides suitable meniscus for the inclined tube Its vapour pressure is low Its density is less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H (N√Q)/H2/3 (N√Q)/H5/4 (N√Q)/H3/4 (N√Q)/H (N√Q)/H2/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηm = ηm × ηh ηo = ηh × ηm ηh = ηo × ηm None of these ηm = ηm × ηh ηo = ηh × ηm ηh = ηo × ηm None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Accumulating oil Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration Supplying energy when main supply fails Accumulating oil Generally high pressures to operate hydraulic machines Supplying large quantities of oil for very short duration Supplying energy when main supply fails ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Bernoulli's equation Z - p/w + v²/2g = constant Z + p/w + v²/2g = constant Z + p/w - v²/2g = constant Z - p/w - v²/2g = constant Z - p/w + v²/2g = constant Z + p/w + v²/2g = constant Z + p/w - v²/2g = constant Z - p/w - v²/2g = constant ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at bottom surface of the body metacentre all points on the surface of the body e.g. of the body bottom surface of the body metacentre all points on the surface of the body e.g. of the body ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS