Hydraulics and Fluid Mechanics in ME Centre of buoyancy always remains above the centre of gravity coincides with the centroid of the volume of fluid displaced coincides with the centre of gravity remains below the centre of gravity remains above the centre of gravity coincides with the centroid of the volume of fluid displaced coincides with the centre of gravity remains below the centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 16/RN 64/RN 1/RN 4/RN 16/RN 64/RN 1/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Resultant pressure of the liquid in the case of an immersed body acts through Centre of buoyancy Centre of pressure Centre of gravity Metacentre Centre of buoyancy Centre of pressure Centre of gravity Metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Impulse turbine is generally fitted About 2.5 m above the tail race to avoid cavitations Slightly below the tail race At the level of tail race Little above the tail race About 2.5 m above the tail race to avoid cavitations Slightly below the tail race At the level of tail race Little above the tail race ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an outward flow reaction turbine The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The flow of water is partly radial and partly axial The water flows parallel to the axis of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The flow of water is partly radial and partly axial The water flows parallel to the axis of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME By fitting an air vessel to the reciprocating pump, there is always a saving of work done and subsequently saving of power. This saving in case of a single acting reciprocating pump is 0.488 0.884 0.848 0.392 0.488 0.884 0.848 0.392 ANSWER DOWNLOAD EXAMIANS APP