Question

which of the following is a contact force
gravitational
frictional
electrostatic
magnetic​

Answer 1

Question

• which of the following is a contact force

Answer

• frictional

Answer 2

Answer:

Friction is a surface phenomenon. When two surfaces have irregularities that come in contact do they get interlocked preventing them against sliding against each other. So, frictional force is a contact force dependent on surface.

Here, option (B) is correct.

Gravitational force, electrostatic force and magnetic force does not depend on the surface.

Explanation:

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