Hydraulics and Fluid Mechanics in ME Coefficient of velocity is defined as the ratio of Area of jet at vena contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena contracta to the theoretical velocity None of these Area of jet at vena contracta to the area of orifice Actual discharge through an orifice to the theoretical discharge Actual velocity of jet at vena contracta to the theoretical velocity None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced. More than Less than None of these Equal to More than Less than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank containing liquid is moving with an acceleration on an inclined plane. The inclination of the free surface of the liquid will be __________ to the acceleration of the tank. Directly proportional Equal to Inversely proportional None of these Directly proportional Equal to Inversely proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The cavitation in reaction turbines is avoided, to a great extent by Providing highly polished blades to the runner Installing the turbine below the tail race level All of these Using stainless steel runner of the turbine Providing highly polished blades to the runner Installing the turbine below the tail race level All of these Using stainless steel runner of the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The mass of 2.5 m3 of a certain liquid is 2 tonnes. Its mass density is 200 kg/m3 600 kg/m3 800 kg/m3 400 kg/m3 200 kg/m3 600 kg/m3 800 kg/m3 400 kg/m3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge Cd is equal to (where Cc = Coefficient of contraction, Cv = Coefficient of velocity, and Cr = Coefficient of resistance) Cc/Cr Cc × Cr Cc × Cv Cv × Cr Cc/Cr Cc × Cr Cc × Cv Cv × Cr ANSWER DOWNLOAD EXAMIANS APP