The following statements (S1 and S2) pertain to Work and Energy associated with a particle.
S1 : Gravity force is a non-conservative force, whereas frictional force is a conservative force.
S2 : Work done by a force is zero, when the force acts normal to the direction of displacement.
Choose the correct option.
1
Both S1 and S2 are True
2
S1 is False and S2 is True
3
Both S1 and S2 are False
4
S1 is True and S2 is False