Hydraulics and Fluid Mechanics in ME Coefficient of contraction is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice Loss of head in the orifice to the head of water available at the exit of the orifice Actual velocity of jet at vena contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Area of jet at vena-contracta to the area of orifice ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The factional resistance of a pipe varies approximately with __________ of the liquid. Cube of velocity Velocity Square of velocity Pressure Cube of velocity Velocity Square of velocity Pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece weighing 3 kg in air was found to weigh 2.5 kg when submerged in water. Its specific gravity is 1 5 7 6 1 5 7 6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following turbine is preferred for a specific speed of 60 to 300 r.p.m.? Pelton wheel Francis turbine None of these Kaplan turbine Pelton wheel Francis turbine None of these Kaplan turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, center of pressure is could be above or below e.g. depending on density of body and liquid above the center of gravity below be center of gravity at the center of gravity could be above or below e.g. depending on density of body and liquid above the center of gravity below be center of gravity at the center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a convergent mouthpiece is __________ the discharge through an internal mouthpiece of the same diameter and head of water. Double Three fourth Equal to One-half Double Three fourth Equal to One-half ANSWER DOWNLOAD EXAMIANS APP
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