how are contact forces different from non contact forces? (any three point)
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A non-contact force is a force which acts on an object without coming physically in contact with it. The m a non-contact force is gravity, which confers weight. In contrast a contact force is a force applied to a body by another body that is in contact with it.
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Answer:
contact force
- they are in contact with each other
- we need to touch the object
- ex:mascular force,frictional force
non contact force
1)they are not in contact with each other
2)attraction and repulsion takes place
3)ex:electrostatic force, magnetic force
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