Question

what is force how many types of force are there

Answer 1

Force is an effort in the form of push or pull.

There are two types of force:-
1) contact force :- The force exerted by a body with a physical contact                                          is known as contact force. Eg: muscular force, friction , 

2)Non - contact force :- The force exerted by a body without a physical                                                 contact is known as non-contact force. Eg:-                                                             electrostatic force,gravity , magnetic force etc.

Answer 2

Force is a push or pull effect on an object.

There are two types of forces:

Contact force: The force exerted by a body with a physical contact  is known as contact force. For example: friction, normal force etc.

Non-contact force: The force exerted by a body without a physical contact is known as non-contact force. For example: gravitational force, electrostatic force, magnetic force etc.