Hydraulics and Fluid Mechanics in ME The loss of head at entrance in a pipe is (where v = Velocity of liquid in the pipe) 0.5v²/2g 0.75v²/2g 0.375v²/2g v²/2g 0.5v²/2g 0.75v²/2g 0.375v²/2g v²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 48.2 r.p.m 248 r.p.m 82.4 r.p.m. 24.8 r.p.m. 48.2 r.p.m 248 r.p.m 82.4 r.p.m. 24.8 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Increases Decreases Remain unaffected None of these Increases Decreases Remain unaffected None of these 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 Q) / (Hm × ηo) (w Q ηo) / Hm (w Hm Q) / ηo (w Hm) / (Q × ηo) (w Q) / (Hm × ηo) (w Q ηo) / Hm (w Hm Q) / ηo ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle is independent of coordinates can be zero is always zero is never zero is independent of coordinates can be zero is always zero is never zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME To avoid an interruption in the flow of a siphon, an air vessel is provided At the summit At any point between inlet and outlet At the outlet At the inlet At the summit At any point between inlet and outlet At the outlet At the inlet ANSWER DOWNLOAD EXAMIANS APP