Question

State whether the contact force or non-contact force is responsible in the following incidents
3) Anil puts one magnet on the surface of the glass and slowly moves the other
magnet closer to the magnet placed on the surface of glass. The magnet placed
on the surface of the glass moves backwards.
4) Nayana lifts a bucket full of water.
5) Arubber ball falls off the table.​

Answer 1

Answer:

3) non-contact force

4) contact force

5) non-contact force

Explanation:

A non-contact force is a force which acts on an object without coming physically in contact with it. ... In contrast a contact force is a force applied to a body by another body that is in contact with it.

Answer 2

Answer:

the upper one answer is correct

Explanation:

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