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. 10 r.p.m. 80 r.p.m. 20 r.p.m. 40 r.p.m. 10 r.p.m. 80 r.p.m. 20 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Equal to Less than None of these More than Equal to Less than None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Fluid is a substance which offers no resistance to change of Flow Volume Shape Pressure Flow Volume Shape Pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The weight per unit volume of a liquid at a standard temperature and pressure is called None of these Specific gravity Specific weight Mass density None of these Specific gravity Specific weight Mass density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of absolute viscosity to mass density is known as viscosity index coefficient of viscosity specific viscosity kinematic viscosity viscosity index coefficient of viscosity specific viscosity kinematic viscosity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, in the direction of flow of the liquid, is known as Stagnation pressure Lift Drag Bulk modulus Stagnation pressure Lift Drag Bulk modulus ANSWER DOWNLOAD EXAMIANS APP