Question

friction is a [a]gravitational force [b]contact force [c]electrostatic force [d]none of these​

Answer 1

Answer:

[b] contact force is the correct answer

Explanation:

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Answer 2

Answer:

friction is a [b] contact force.

Friction is a contact force because the bodies need to get in contact with each other in order for the frictional force to act on the bodies.

hope this helps.