Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed Square of fan speed Directly as fan speed Cube of fan speed Square root of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must satisfy Newton’s law of viscosity continuity equation boundary layer theory Pascal law Newton’s law of viscosity continuity equation boundary layer theory Pascal law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A metal with specific gravity of 'a' floating in a fluid of same specific gravity 'a' will Partly immersed Sink to bottom Be fully immersed with top surface at fluid surface Float over fluid Partly immersed Sink to bottom Be fully immersed with top surface at fluid surface Float over fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. Lies above Lies below Coincides with None of these Lies above Lies below Coincides with None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is e > m > d e > d > m d > m > e d > e > m e > m > d e > d > m d > m > e d > e > m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge of a double acting reciprocating pump is (where L = Length of stroke, A = Cross-sectional area of piston, and N = Speed of crank in r.p.m.) (L.A.N)/60 L.A.N (2 L.A.N)/60 2 L.A.N (L.A.N)/60 L.A.N (2 L.A.N)/60 2 L.A.N ANSWER DOWNLOAD EXAMIANS APP
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