Hydraulics and Fluid Mechanics in ME
When a body is placed over a liquid, it will sink down if

Gravitational force is equal to the up-thrust of the liquid
None of these
Gravitational force is less than the up-thrust of the liquid
Gravitational force is more than the up-thrust of the liquid

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
Meta-centric height is given as the distance between

Center of buoyancy and metacenter
The center of gravity of the body and the metacenter
The center of gravity of the body and the center of buoyancy
The center of gravity of the body and the center of pressure

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics and Fluid Mechanics in ME
In a reaction turbine, the draft tube is used

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

ANSWER DOWNLOAD EXAMIANS APP