1. Define Force.
2. Differentiate between contact and non-contact force.
3. If a body of mass 3kg falls from rest in a gravitational field, what is the gravitational force acting on the body.(g=10).
1. Define Force.
2. Differentiate between contact and non-contact force.
3. If a body of mass 3kg falls from rest in a gravitational field, what is the gravitational force acting on the body.(g=10).