Strength of Materials
If three forces acting in one plane upon a rigid body, keep it in equilibrium, then they must either

meet in a point
be all parallel
at least two of them must meet
All of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Strength of Materials
The weight of a body is due to

centripetal force of earth
force of attraction experienced by par-ticles
gravitational force of attraction towards the centre of the earth.
gravitational pull exerted by the earth

ANSWER DOWNLOAD EXAMIANS APP