Question

is friction a contact or non contact force?why?​

Answer 1

Answer:

see the explanation

Explanation:

Friction: The force of friction always acts on all the moving objects and its direction is always opposite to the direction of motion. It always acts a point of contact between the two bodies. i.e. It arises due to contact between the two surfaces

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Answer 2

Answer:

friction is a contact force

Explanation:

because friction is opposing force between two bodies...and friction occurs only when two bodies are in contact with each other .... gravitational force is non contact force