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 24.8 r.p.m. 48.2 r.p.m 82.4 r.p.m. 248 r.p.m 24.8 r.p.m. 48.2 r.p.m 82.4 r.p.m. 248 r.p.m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a channel of rectangular section will be maximum, if Its breadth is thrice the depth Its breadth is twice the depth Its depth is twice the breadth Its depth is thrice the breadth Its breadth is thrice the depth Its breadth is twice the depth Its depth is twice the breadth Its depth is thrice the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to single acting reciprocating pump is of the order of 68.8% 84.8% 39.2% 49.2% 68.8% 84.8% 39.2% 49.2% ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Increases Decreases Remain unaffected First increases and then decreases Increases Decreases Remain unaffected First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity through a channel of circular section will be maximum when the depth of water is __________ the diameter of the circular channel. 0.95 times 0.67 times 0.81 times 0.34 times 0.95 times 0.67 times 0.81 times 0.34 times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s) w × Q × hf w × Q (H + hf) w × Q (H - hf) w × Q × H w × Q × hf w × Q (H + hf) w × Q (H - hf) w × Q × H ANSWER DOWNLOAD EXAMIANS APP