Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall acts at a distance __________ from the liquid surface. 3H/4 2H/3 H/2 H/3 3H/4 2H/3 H/2 H/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is between ___ the flow is called super-sonic flow. 1 and 2.5 4 and 6 2.5 and 4 1 and 6 1 and 2.5 4 and 6 2.5 and 4 1 and 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mechanical efficiency of a centrifugal pump is the ratio of Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A structure used to dam up a stream or river over which the water flows is called Orifice Dam Notch Weir Orifice Dam Notch Weir ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Manning's formula, the discharge through an open channel is (where M = Manning's constant) A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i A × M × m2/3 × i1/2 A1/2 × M2/3 × m × i A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i A × M × m2/3 × i1/2 A1/2 × M2/3 × m × i ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge 1.5 Q Q/0.75 Same quantity of liquid 0.75 Q 1.5 Q Q/0.75 Same quantity of liquid 0.75 Q ANSWER DOWNLOAD EXAMIANS APP