Hydraulics and Fluid Mechanics in ME The speed of a turbine runner is Inversely proportional to H3/2 Directly proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H1/2 Inversely proportional to H3/2 Directly proportional to H1/2 Directly proportional to H3/2 Inversely proportional to H1/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece) 0.855 a.√(2gH) 1.855 aH.√(2g) 5.85 aH.√(2g) 1.585 a.√(2gH) 0.855 a.√(2gH) 1.855 aH.√(2g) 5.85 aH.√(2g) 1.585 a.√(2gH) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of transmission through a pipe is 0.6667 0.5 0.567 0.7666 0.6667 0.5 0.567 0.7666 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to None of these 16/Re 32/ Re 64/ Re None of these 16/Re 32/ Re 64/ Re ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An impulse turbine is used for High head of water Medium head of water High discharge Low head of water High head of water Medium head of water High discharge Low head of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV²/2g) × sin 2θ (waV²/g) × sin θ (waV/g) × sin θ (waV/2g) × sin θ (waV²/2g) × sin 2θ (waV²/g) × sin θ (waV/g) × sin θ (waV/2g) × sin θ ANSWER DOWNLOAD EXAMIANS APP