Hydraulics and Fluid Mechanics in ME The critical depth for a channel is given by (where q = Unit discharge (discharge per unit width) through the channel) (q³/g)1/4 (q/g)1/2 (q²/g)1/3 (q⁴/g)1/5 (q³/g)1/4 (q/g)1/2 (q²/g)1/3 (q⁴/g)1/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid cavitation in centrifugal pumps The delivery pressure should be low The suction pressure should be low The suction pressure should be high The delivery pressure should be high The delivery pressure should be low The suction pressure should be low The suction pressure should be high The delivery pressure should be high ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle can be zero is never zero is independent of coordinates is always zero can be zero is never zero is independent of coordinates is always zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is more than 6, the flow is called Hyper-sonic flow Sub-sonic flow Sonic flow Super-sonic flow Hyper-sonic flow Sub-sonic flow Sonic flow Super-sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must fulfill the following Pascal’ law Continuity equation Newton’s law of motion Newton’s law of viscosity Pascal’ law Continuity equation Newton’s law of motion Newton’s law of viscosity 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) 1/RN 16/RN 64/RN 4/RN 1/RN 16/RN 64/RN 4/RN ANSWER DOWNLOAD EXAMIANS APP
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