Where the volume of production is such that there is no loss or no profit

Where the volume of production reaches 80 % of the installed capacity

Where the volume of production is equal to the installed capacity

None of these

Lift ratio

Mechanical advantage

Lift advantage

Mechanical ratio

Mechanical advantage (M.A.) is the ratio of load lifted (W) to the effort applied (P).

Nut cracker

Scissors

Tongs

Screw

Varingon's theorem

Principle of Moments

Both (A) and (B)

Kinetic energy

Magnetic energy

Strain energy

Electro-magnetic energy