Hydraulics and Fluid Mechanics in ME The water in a jet propelled boat is drawn through the openings facing the direction of motion of the boat. The efficiency of propulsion is given by 2V/(vr - v) 2V/(vr + v) V/(vr + v) V/(vr - v) 2V/(vr - v) 2V/(vr + v) V/(vr + v) V/(vr - v) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Actual work available at the turbine to the energy imparted to the wheel None of these Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to the energy imparted to the wheel None of these Power produced by the turbine to the energy actually supplied by the turbine Work-done on the wheel to the energy (or head of water) actually supplied to the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of pressure head in case of laminar flow is proportional to Velocity (Velocity)3 (Velocity)2 (Velocity)4 Velocity (Velocity)3 (Velocity)2 (Velocity)4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of viscosity may be determined by Orifice type viscometer Capillary tube method Rotating cylinder method All of these Orifice type viscometer Capillary tube method Rotating cylinder method All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the velocity distribution is uniform over the cross-section, the correction factor for momentum is 1 43924 2 1 43924 2 ANSWER DOWNLOAD EXAMIANS APP
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) wH/2 wH2/4 wH2/2 wH wH/2 wH2/4 wH2/2 wH ANSWER DOWNLOAD EXAMIANS APP