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 × H w × Q (H + hf) w × Q (H - hf) w × Q × hf w × Q × H w × Q (H + hf) w × Q (H - hf) w × Q × hf 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 Eight times Double Sixteen times Four times Eight times Double Sixteen times Four times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel of radius (r) containing liquid is revolved about its vertical axis ω rad/s, then depth of parabola which the liquid assumes is ω.r/2g ω².r²/4g ω².r²/2g ω.r/4g ω.r/2g ω².r²/4g ω².r²/2g ω.r/4g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The undershot water wheels are those in which The wheel runs entirely by the weight of water The wheel runs partly by the weight of water and partly by the impulse of water None of these The wheel runs entirely by the impulse of water The wheel runs entirely by the weight of water The wheel runs partly by the weight of water and partly by the impulse of water None of these The wheel runs entirely by the impulse of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Buoyant force is The force necessary to maintain equilibrium of a submerged body The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it Equal to the volume of liquid displaced The force necessary to maintain equilibrium of a submerged body The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it Equal to the volume of liquid displaced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power produced by the reaction turbine is ________ to the head of water. Inversely proportional Directly proportional 4th power None of these Inversely proportional Directly proportional 4th power None of these ANSWER DOWNLOAD EXAMIANS APP