Hydraulics and Fluid Mechanics in ME
In an outward flow reaction turbine

The water flows parallel to the axis of the wheel
The water enters the wheel at the outer periphery and then flows towards the centre of the wheel
The flow of water is partly radial and partly axial
The water enters at the centre of the wheel and then flows towards the outer periphery of the wheel

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Mach number is significant in

supersonics, as with projectiles and jet propulsion
full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc
all of fhe above
simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls

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)
Pressure head + kinetic head + potential head
Potential head - (pressure head + kinetic head)
Kinetic head - (pressure head + potential head)

ANSWER DOWNLOAD EXAMIANS APP