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 Four times Sixteen times Double Eight times Four times Sixteen times Double Eight times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of a hydraulic press is given by (where W = Weight lifted by ram, P = Force applied on plunger, A = Area of ram, and a = Area of plunger) (W/p) × (a/A) (p/W) × (a/A) (W/p) × (A/a) (p/W) × (A/a) (W/p) × (a/A) (p/W) × (a/A) (W/p) × (A/a) (p/W) × (A/a) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stream lines and path lines always coincide in case of steady flow turbulent flow laminar flow uniform flow steady flow turbulent flow laminar flow uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is an incorrect statement ? None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity None of these Flow nozzle is cheaper than venturimeter but has higher energy loss Discharge is independent of orientation of venturimeter whether it is horizontal, vertical or inclined Coefficient of contraction of a venturimeter is unity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid. Equal to None of these Less than More than Equal to None of these Less than More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 64/RN 1/RN 16/RN 4/RN 64/RN 1/RN 16/RN ANSWER DOWNLOAD EXAMIANS APP