Hydraulics and Fluid Mechanics in ME A Pelton wheel working under a constant head and discharge, has maximum efficiency when the speed ratio is 0.26 0.36 0.56 0.46 0.26 0.36 0.56 0.46 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The motion of air mass in a tornado is a free vortex at center and forced vortex outside free vortex motion forced vortex motion forced vortex at center and free vortex outside free vortex at center and forced vortex outside free vortex motion forced vortex motion forced vortex at center and free vortex outside ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice. Less than twice Less than three times More than twice More than three times Less than twice Less than three times More than twice More than three times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force of buoyancy is always __________ the weight of the liquid displaced by the body. None of these Equal to More than Less than None of these Equal to More than Less than 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 w × Q (H + hf) w × Q (H - hf) w × Q × hf w × Q × H w × Q (H + hf) w × Q (H - hf) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine ___ with the increase in unit speed. None of the listed here Decreases Increases Remain same None of the listed here Decreases Increases Remain same ANSWER DOWNLOAD EXAMIANS APP