Hydraulics and Fluid Mechanics in ME The kinematic viscosity of an oil (in stokes) whose specific gravity is 0.95 and viscosity 0.011 poise, is 0.611 stoke 0.116 stoke 0.0116 stoke 0.0611 stoke 0.611 stoke 0.116 stoke 0.0116 stoke 0.0611 stoke ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.5v²/2g v²/2g 0.75v²/2g 0.375v²/2g 0.5v²/2g v²/2g 0.75v²/2g 0.375v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The major loss of energy in long pipes is due to sudden enlargement friction gradual contraction or enlargement sudden contraction sudden enlargement friction gradual contraction or enlargement sudden contraction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1 / (V1 - V2) (V1² - V2²) / V1² V1² / (V1² - V2²) (V1 - V2) / V1 V1 / (V1 - V2) (V1² - V2²) / V1² V1² / (V1² - V2²) (V1 - V2) / V1 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an outward flow reaction turbine The water flows parallel to the axis of the wheel The flow of water is partly radial and partly axial The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel The water flows parallel to the axis of the wheel The flow of water is partly radial and partly axial The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel The water enters the wheel at the outer periphery and then flows towards the centre of the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a rectangular notch is given by dQ/Q = (1/2) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/4) × (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/4) × (dH/H) dQ/Q = (3/2) × (dH/H) ANSWER DOWNLOAD EXAMIANS APP