Hydraulics & Fluid Mechanics
For a floating body to be in stable equilibrium, its metacentre should be

above the center of gravity.
above the center of buoyancy
between e.g. and center of pressure
below the center of buoyancy

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics & Fluid Mechanics
The horizontal component of force on a curved surface is equal to the

force on the horizontal projection of the curved surface
product of pressure intensity at its centroid and area
weight of liquid vertically above the curved surface
force on a vertical projection of the curved surface

ANSWER DOWNLOAD EXAMIANS APP

Hydraulics & Fluid Mechanics
Fluid is a substance that

always expands until it fills any container
cannot be subjected to shear forces
has the same shear stress.at a point regardless of its motion
cannot remain at rest under action of any shear force

ANSWER DOWNLOAD EXAMIANS APP