Hydraulics and Fluid Mechanics in ME The unit discharge through the turbine is Q/H3/2 Q/H² Q/H Q/√H Q/H3/2 Q/H² Q/H Q/√H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of trapezoidal section is maximum when The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Depth of channel is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom The sloping side is equal to the width at the bottom The sloping side is equal to half the width at the top Depth of channel is equal to the width at the bottom Width of channel at the top is equal to twice the width at the bottom ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centre of pressure compared to e.g. is above it below it above or below depending on area of body at same point above it below it above or below depending on area of body at same point 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 × bH × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × bH₁ × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by All of these Providing highly polished blades to the runner Using stainless steel runner of the turbine Installing the turbine below the tail race level All of these Providing highly polished blades to the runner Using stainless steel runner of the turbine Installing the turbine below the tail race level ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 4.0 m 2.5 m 3.0 m 2.4 m 4.0 m 2.5 m 3.0 m 2.4 m ANSWER DOWNLOAD EXAMIANS APP
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