Hydraulics and Fluid Mechanics in ME The number of buckets on the periphery of a Pelton wheel is given by (D/2d) + 15 (D/2d) + 20 (D/2d) + 5 (D/2d) + 10 (D/2d) + 15 (D/2d) + 20 (D/2d) + 5 (D/2d) + 10 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump depends on Both (A) and (B) above Speed Fluid density Impeller diameter Both (A) and (B) above Speed Fluid density Impeller diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge in case of internal mouthpiece is __________ that of external mouthpiece. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the speed of the shaft is doubled, then the torque required to overcome the viscous resistance will be Double Eight times Sixteen times Four times Double Eight times Sixteen times Four times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a footstep bearing, if the radius of the shaft is doubled, then the torque required to overcome the viscous resistance will be Four times Sixteen times Eight times Double Four times Sixteen times Eight times Double 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