Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is the Ratio of the work done on the wheel to the energy of the jet Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine None of these Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the work done on the wheel to the energy of the jet Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine None of these Ratio of the actual work available at the turbine to the energy imparted to the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Piezometer is used to measure Difference of pressure between two points Pressure in pipe, channels etc Very low pressures Atmospheric pressure Difference of pressure between two points Pressure in pipe, channels etc Very low pressures Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced. Less than None of these Equal to More than Less than None of these Equal to More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury? Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Metal piece will sink to the bottom Whole of the metal piece will be immersed with its top surface just at mercury level The metal piece will be immersed in mercury by half The metal piece will simply float over the mercury Metal piece will sink to the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water is __________ than that of mercury. None of these Same as Lower Higher None of these Same as Lower Higher ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 40 r.p.m. 80 r.p.m. 20 r.p.m. 10 r.p.m. 40 r.p.m. 80 r.p.m. 20 r.p.m. 10 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS