3 Differences between contact and non-contact forces.
Answers
1.Non contact force is a force which on an object without coming physically in contact with.
2.The most familiar example of a non contact force is weight.
3.All four interactions are non contact forces.
Contact force
1. A contact force is a force applied to a body by another body.
2. Examples of contact forces are - Biological force, muscular force
3. Thus a contact force is a force that requires contact to occur.
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Answer:
Explanation:
1. Forces that need direct or indirect physical contact with the object on which they are acting are known as contact force. Whereas forces that do not need any physical contact with the object on which they are acting are known as non-contact force.
2. Applied force and Frictional force are some kind of contact force. While Gravitational force, Electrostatic force and Magnetic force are kind of non-contact force.
3.Example of non-contact force; fish moving in water ,car moving through air . Example of non-contact force; gravitational pull of earth.