Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is None of these 25 m to 250 m 0 to 25 m Above 250 m None of these 25 m to 250 m 0 to 25 m Above 250 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of the coefficient of compressibility for water at ordinary pressure and temperature in kg/cm is equal to 2100 2700 10000 21000 2100 2700 10000 21000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is _______ of the jet velocity, Three-fourth One-half One-fourth Double Three-fourth One-half One-fourth Double ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertically immersed surface is shown in the below figure. The distance of its centre of pressure from the water surface is d²/12 + x̅ (bd²/12) + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ d²/12 + x̅ (bd²/12) + x̅ (d²/12 x̅) + x̅ b²/12 + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total head of a liquid particle in motion is equal to Potential head - (pressure head + kinetic head) Pressure head + kinetic head + potential head Pressure head - (kinetic head + potential head) Kinetic head - (pressure head + potential head) Potential head - (pressure head + kinetic head) Pressure head + kinetic head + potential head Pressure head - (kinetic head + potential head) Kinetic head - (pressure head + potential head) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Reduce acceleration to minimum Smoothen flow Save pump from cavitations Increase pump efficiency Reduce acceleration to minimum Smoothen flow Save pump from cavitations Increase pump efficiency ANSWER DOWNLOAD EXAMIANS APP
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