Question

List down the type of contact and non contact forces and give two examples each.​

Answer 1

Answer:

Contact Forces

i)muscular force
1.a cart pulled by a man
2.caryying a bag on your shoulders
ii)mechanical force
1.Mixing vegetables into a mixer grinder
2.Sharpening a pencil with sharpener
iii)frictional force
1.walking on the floor
2.writing on paper

Non-Contact Forces

i)gravitational force
1. a ball throw in air falls down
2.the force that causes a glass you drop to fall to the floor
ii)electrostatic force
1.Pieces of paper getting attracted towards a plastic rubbed in wool/hair/fur
2.Balloon get stick to wall on rubbing with dry hair.
iii)magnetic force
1.a compass works because of the magnetic force of earth
2. a motor works on the principle of magnetic force




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