Hydraulics and Fluid Mechanics in ME The discharge through a siphon spillway is Cd × a × √(2g) × H3/2 Cd × a × √(2g) × H5/2 Cd × a × √(2g) × H2 Cd × a × √(2gH) Cd × a × √(2g) × H3/2 Cd × a × √(2g) × H5/2 Cd × a × √(2g) × H2 Cd × a × √(2gH) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 16/RN 1/RN 64/RN 4/RN 16/RN 1/RN 64/RN 4/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a wholly drowned orifice is given by (where H1 = Height of water (on the upstream side) above the top of the orifice, H2 = Height of water (on the downstream side) above the bottom of the orifice, and H = Difference between two water levels on either side of the orifice) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH2 × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In centrifugal pumps, maximum efficiency is obtained when the blades are Radial Bent backward Bent forward Straight Radial Bent backward Bent forward Straight ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an ideal fluid flows past a sphere lowest pressure intensity occurs at front stagnation point highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at rear stagnation point total drag is zero lowest pressure intensity occurs at front stagnation point highest intensity of pressure occurs around the circumference at right angles to flow lowest pressure intensity occurs at rear stagnation point total drag is zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Impulse turbine is generally fitted Slightly below the tail race Little above the tail race At the level of tail race About 2.5 m above the tail race to avoid cavitations Slightly below the tail race Little above the tail race At the level of tail race About 2.5 m above the tail race to avoid cavitations ANSWER DOWNLOAD EXAMIANS APP
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