Hydraulics and Fluid Mechanics in ME The total pressure on the top of a closed cylindrical vessel completely filled up with a liquid is Inversely proportional to (radius)2 Inversely proportional to (radius)4 Directly proportional to (radius)2 Directly proportional to (radius)4 Inversely proportional to (radius)2 Inversely proportional to (radius)4 Directly proportional to (radius)2 Directly proportional to (radius)4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of the normal force of jet of water on a plate inclined at an angle of 30° as compared to that when the plate is normal to jet, is 1 43832 √2 1/√2 1 43832 √2 1/√2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to Cos θ 1/Sinθ 1/Cosθ Sinθ Cos θ 1/Sinθ 1/Cosθ Sinθ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An error of 1% in measuring head over the apex of the notch (H) will produce an error of _________ in discharge over a triangular notch. 0.02 0.015 0.01 0.025 0.02 0.015 0.01 0.025 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Power required (in watts) to drive a centrifugal pump is (where Hm = Manometric head in metres, w = Specific weight in N/m3, Q = Discharge of the pump in m3/s, and ηo = Overall efficiency of the pump) (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Q ηo) / Hm (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Q ηo) / Hm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.81 times 0.95 times 0.34 times 0.67 times 0.81 times 0.95 times 0.34 times 0.67 times ANSWER DOWNLOAD EXAMIANS APP