Question

.) The muscular force does not require contact between two objects.
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Answer 1

Answer:

frictional force

Explanation:

Frictional force and Muscular force requires contact between the object and its surface, thus they are an example of contact force.

While magnetic and gravitational forces do not require contact between the two bodies and so are called non contact forces. These force are exerted even if the two objects are separated by a distance r.