Hydraulics and Fluid Mechanics in ME Hydraulic accumulator is used for Supplying large quantities of oil for very short duration Accumulating oil Generally high pressures to operate hydraulic machines Supplying energy when main supply fails Supplying large quantities of oil for very short duration Accumulating oil Generally high pressures to operate hydraulic machines Supplying energy when main supply fails ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must satisfy Pascal law Newton’s law of viscosity continuity equation boundary layer theory Pascal law Newton’s law of viscosity continuity equation boundary layer theory ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity at which the laminar flow stops, is known as Lower critical velocity Higher critical velocity Velocity of approach None of these Lower critical velocity Higher critical velocity Velocity of approach None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Francis turbine runner, the numbers of blades are generally between 8 to 16 16 to 24 2 to 4 4 to 8 8 to 16 16 to 24 2 to 4 4 to 8 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called sub-sonic, if the Mach number is Between 1 and 6 Unity More than 6 Less than unity Between 1 and 6 Unity More than 6 Less than unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Three-fourth One-fourth Double One-half Three-fourth One-fourth Double One-half ANSWER DOWNLOAD EXAMIANS APP