Friction is ____.

an electrical force

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a non-contact force

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a surface force

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a field force

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Solution

The correct option is C a surface force
Friction is a surface force as it acts between the surfaces of the objects in contact. It is also called as contact force because it only acts between surfaces which are in contact.

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Similar questions

(a) Define frictional force (or friction)

(b) Explain why frictional force is said to be a contact force.

Classify the following amongst the contact and non-contact forces:

i) frictional force,

ii) normal reaction force

iii) force of tension in a string,

iv) gravitational force

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