Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine To run the turbine full To transport water to downstream To increase the head of water by an amount equal to the height of the runner outlet above the tail race To prevent air to enter the turbine To run the turbine full To transport water to downstream ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Pressure head + kinetic head + potential head Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) Pressure head + kinetic head + potential head Potential head - (pressure head + kinetic head) Kinetic head - (pressure head + potential head) Pressure head - (kinetic head + potential head) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is 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 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 Actual discharge through an orifice to the theoretical discharge 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. Less than More than None of these Equal to Less than More than None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Cavitation is caused by low pressure high velocity high pressure weak material low pressure high velocity high pressure weak material ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir. Two-third One-third Equal to Three-fourth Two-third One-third Equal to Three-fourth ANSWER DOWNLOAD EXAMIANS APP
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