Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 x (225)3/2 minutes 4 (225)1/3 minutes 4 x V225 minutes 4 minutes 4 x (225)3/2 minutes 4 (225)1/3 minutes 4 x V225 minutes 4 minutes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at a point in a fluid will not be same in all the directions when the fluid is viscous and moving. viscous moving inviscous and moving viscous and moving. viscous moving inviscous and moving ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Remain same Decreases Increases None of these Remain same Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is placed over a liquid, it will float if Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid None of these Gravitational force is equal to the up-thrust of the liquid Gravitational force is more than the up-thrust of the liquid Gravitational force is less than the up-thrust of the liquid None of these Gravitational force is equal to the up-thrust of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in None of these Neutral equilibrium Stable equilibrium Unstable equilibrium None of these Neutral equilibrium Stable equilibrium Unstable equilibrium ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH2/2 wH2/4 wH/2 wH wH2/2 wH2/4 wH/2 wH ANSWER DOWNLOAD EXAMIANS APP