Question
In the following examples, state whether the force is a contact force or non contact force:
- a reluctant dog is being pulled by his master
- a boy playing football is kicking the ball away
- when iron nails are brought near a magnet, they are attracted to the poles of the magnet and stick to the magnet
- a coconut is falling from the coconut tree
- when a comb is rubbed against hair, small pieces of paper kept on a table get attracted to the comb
- when brakes are applied to a moving bicycle, it stops after some time