Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH2/2 wH2/4 wH wH/2 wH2/2 wH2/4 wH wH/2 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) wQ (Hs + Hd) wQHd wQHs wQ (Hs - Hd) wQ (Hs + Hd) wQHd wQHs wQ (Hs - Hd) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To prevent air to enter the turbine To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To prevent air to enter the turbine To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed ratio in case of Francis turbine varies from 0.6 to 0.9 0.4 to 0.5 0.15 to 0.3 1 to 1.5 0.6 to 0.9 0.4 to 0.5 0.15 to 0.3 1 to 1.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The units of dynamic or absolute viscosity are newton-sec² per meter metres² per sec newton-sec per meter kg sec/meter newton-sec² per meter metres² per sec newton-sec per meter kg sec/meter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The angle of taper on draft tube is Greater than 5° Greater than 8° Greater than 15° Less than 8° Greater than 5° Greater than 8° Greater than 15° Less than 8° ANSWER DOWNLOAD EXAMIANS APP
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