Hydraulics and Fluid Mechanics in ME The most economical section of a trapezoidal channel is one which has hydraulic mean depth equal to 1/4 × (depth + breadth) 1/2 × breadth 1/2 × sloping side 1/2 × depth 1/4 × (depth + breadth) 1/2 × breadth 1/2 × sloping side 1/2 × depth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Three-fourth One-fourth One-half Double Three-fourth One-fourth One-half Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The body will float if the force of buoyancy is ___ the weight of the liquid displaced. Less than More than Equal to None of the listed here Less than More than Equal to None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship is given by [(Vr - v) v]/ Vr [2(Vr - v) v]/ Vr² [(Vr + v) v]/ Vr [2(Vr + v) v]/ Vr² [(Vr - v) v]/ Vr [2(Vr - v) v]/ Vr² [(Vr + v) v]/ Vr [2(Vr + v) v]/ Vr² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A moving fluid mass may be brought to a static equilibrium position, by applying an imaginary inertia force of the same magnitude as that of the accelerating force but in the opposite direction. This statement is called None of these Pascal’s law D-Alembert’s principle Archimedes’s principle None of these Pascal’s law D-Alembert’s principle Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An impulse turbine is used for High discharge High head of water Medium head of water Low head of water High discharge High head of water Medium head of water Low head of water ANSWER DOWNLOAD EXAMIANS APP
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