Q. 55.0( 5 Votes )

List out the following actions on the basis of contact force and non contact force

a) lifting a chair

b) the falling of a coconut from the tree

c) friction between the road and the tyre of a car

d) a comb attracts bits of paper

e) attraction between two magnets

Answer :

Contact forces are those which need any point of contact to occur whereas non-contact forces are those which can show their effects without any contact.



a) lifting a chair – contact force


b) the falling of a coconut from the tree – non contact force


c) friction between the road and the tyre of a car – contact force


d) a comb attracts bits of paper – non contact force


e) attraction between two magnets – non contact force


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