1.84 LH1/2
1.84 LH
1.84 LH3/2
1.84 LH5/2

## Hydraulics and Fluid Mechanics in ME The flow ratio of Francis turbine is defined as the ratio of the

None of these
Velocity of flow at inlet to the theoretical jet velocity
Theoretical velocity of jet to the velocity of flow at inlet
Velocity of runner at inlet to the velocity of flow at inlet

## Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be

5 meters of water column
3 meters of water column
2 meters of water column
6 meters of water Column

## Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be

Nearly horizontal
Horizontal
First rise and then fall
Steep

Same
More
None of these
Less

## Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is

(waV²/2g) × sin 2θ
(waV²/g) × sin θ
(waV/2g) × sin θ
(waV/g) × sin θ