Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 50-60° 10-15° 20-25° 30-40° 50-60° 10-15° 20-25° 30-40° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is between d and 1.5 d between 1.5 d and 2d greater than 2d less than d between d and 1.5 d between 1.5 d and 2d greater than 2d less than d ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an inward flow reaction turbine The flow of water is partly radial and partly axial The water enters the wheel at the outer periphery and then flows towards the center of the wheel The water enters at the center of the wheel and then flows towards the outer periphery of the wheel The water flows parallel to the axis of the wheel The flow of water is partly radial and partly axial The water enters the wheel at the outer periphery and then flows towards the center of the wheel The water enters at the center of the wheel and then flows towards the outer periphery of the wheel The water flows parallel to the axis of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure of air __________ with the increase of height from the surface of the earth. None of these Does not change Decreases Increases None of these Does not change Decreases Increases 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/ √H P/ H P/ H3/2 P/ H² P/ √H P/ H P/ H3/2 P/ H² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are less at low temperature and more at high temperature more less equal less at low temperature and more at high temperature more less equal ANSWER DOWNLOAD EXAMIANS APP