Nut cracker
Scissors
Tongs
Screw
Varingon's theorem
Principle of Moments
Both (A) and (B)
None of these
Kinetic energy
Magnetic energy
Strain energy
Electro-magnetic energy
90? Pie
180? Pie
360? Pie
When a force acts on a body and the body undergoes a displacement.
When a force acts on a body and the body undergoes no displacement.
When there is no force but the body undergoes a displacement.