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 Q) / (Hm × ηo) (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q ηo) / Hm (w Q) / (Hm × ηo) (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q ηo) / Hm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In one dimensional flow, the flow Takes place in curve Takes place in one direction Takes place in straight line Is steady and uniform Takes place in curve Takes place in one direction Takes place in straight line Is steady and uniform ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of sea water is __________ that of pure water. None of these Less than Same as More than None of these Less than Same as More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is Above 250 m 25 m to 250 m 0 to 25 m None of these Above 250 m 25 m to 250 m 0 to 25 m None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME All the terms of energy in Bernoulli’s equation have dimension of work length energy mass work length energy mass ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of a liquid which offers resistance to the movement of one layer of liquid over another adjacent layer of liquid, is called Viscosity Surface tension Compressibility Capillarity Viscosity Surface tension Compressibility Capillarity ANSWER DOWNLOAD EXAMIANS APP
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