Hydraulics and Fluid Mechanics in ME
Francis turbine is best suited for

Low head installation up to 30 m
High head installation above 180 m
Medium head application from 24 to 180 m
All types of heads

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
The discharge through a channel of trapezoidal section is maximum when

The sloping side is equal to the width at the bottom
Width of channel at the top is equal to twice the width at the bottom
Depth of channel is equal to the width at the bottom
The sloping side is equal to half the width at the top

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Reynolds number is significant in

supersonics, as with projectile and jet propulsion
full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc
simultaneous motion through two fluids where there is a surface of dis-continuity, gravity forces, and wave making effect, as with ship’s hulls
All of these

ANSWER DOWNLOAD EXAMIANS APP