Hydraulics and Fluid Mechanics in ME When a vertical wall is subjected to pressures due to liquid on both sides, the resultant pressure is the __________ of the two pressures. Difference Arithmetic mean Sum Geometric mean Difference Arithmetic mean Sum Geometric mean ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power produced by the reaction turbine is ________ to the head of water. Directly proportional None of these 4th power Inversely proportional Directly proportional None of these 4th power Inversely proportional ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is (where b = Width of notch, and H = Height of liquid, above the sill of the notch) (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H2 (2/3) Cd × b × √(2g) × H (2/3) Cd × b × √(2gH) (2/3) Cd × b × √(2g) × H3/2 (2/3) Cd × b × √(2g) × H2 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 Same quantity of liquid Q/0.75 0.75 Q 1.5 Q Same quantity of liquid Q/0.75 0.75 Q ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stability of a dam is checked for Sliding of the wall or dam Tension at the base Overturning of the wall or dam All of these Sliding of the wall or dam Tension at the base Overturning of the wall or dam All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Cavitation will begin when pressure is increased the pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid pressure becomes more than critical pressure flow is increased pressure is increased the pressure at any location reaches an absolute pressure equal to the saturated vapour pressure of the liquid pressure becomes more than critical pressure flow is increased ANSWER DOWNLOAD EXAMIANS APP