Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is 9.75 m/sec² 9 m/sec 10 m/sec² 9.81 m/sec² 9.75 m/sec² 9 m/sec 10 m/sec² 9.81 m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is greater than 2d between d and 1.5 d between 1.5 d and 2d less than d greater than 2d between d and 1.5 d between 1.5 d and 2d less than d ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a centrifugal pump, the liquid enters the pump From sides At the top At the bottom At the canter From sides At the top At the bottom At the canter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Theoretical power required (in watts) to drive a reciprocating pump is (where w = Specific weight of liquid to be pumped in N/m3, Q = Discharge of the pump in m3/s, Hs = Suction head in meters, and Hd = Delivery head in meters) wQHd wQ (Hs + Hd) wQ (Hs - Hd) wQHs wQHd wQ (Hs + Hd) wQ (Hs - Hd) wQHs ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Decreases Remain unaffected None of these Increases Decreases Remain unaffected None of these Increases ANSWER DOWNLOAD EXAMIANS APP