Hydraulics and Fluid Mechanics in ME A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest. More than None of these Less than Equal to More than None of these Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentre is the point of intersection of mid point between e.g. and center of buoyancy buoyant force and the center line of body All of these vertical upward force through e.g. of body and center line of body mid point between e.g. and center of buoyancy buoyant force and the center line of body All of these vertical upward force through e.g. of body and center line of body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is 800 kg/m3 600 kg/m3 400 kg/m3 200 kg/m3 800 kg/m3 600 kg/m3 400 kg/m3 200 kg/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The pressure at a point 4 m below the free surface of water is 29.24 kPa 49.24 kPa 39.24 kPa 19.24 kPa 29.24 kPa 49.24 kPa 39.24 kPa 19.24 kPa ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Braking jet in an impulse turbine is used None of these To break the jet of water To change the direction of runner To bring the runner to rest in a short time None of these To break the jet of water To change the direction of runner To bring the runner to rest in a short time 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 × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) Q = Cd × bH₁ × √(2gh) Q = Cd × bH × √(2gh) Q = Cd × bH2 × √(2gh) Q = Cd × b (H2 - H1) × √(2gh) ANSWER DOWNLOAD EXAMIANS APP
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