Give two examples in each case, of a force that :
Q. Give two examples in each case, of a force that :
(i) lifts (ii) pushes (iii) pulls (iv) stretches (v) compresses (vi) resists (vii) attracts(viii) squeeze
Ans. (i) Lifting a bucket; lifting a stone.
(ii) Pushing open a door; pushing a luggage trolly.
(iii) Pulling of a train by an engine; pulling of a cart by a horse.
(iv) Stretching a rubber balloon, before inflating; stretching a spring.
(v) Compressing the air with a piston. Doctor compressing the plunger of syringe while injecting.
(vi) Friction resists motion; air resists the motion of the falling bodies.
(vii) A magnet attracting a piece of iron; a stone falling towards ground.
(viii) Squeezing out the gum from a tube; squeezing the clothes.
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