In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in each case.

(a) Squeezing a piece of lemon between the fingers to extract its juice.

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(b) Taking out paste from a toothpaste tube.

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(c) A load suspended from a spring while its other end is on a hook fixed to a wall.

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(d) An athlete making a high jump to clear the bar at a certain height.

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Agent exerting the force

Object on which force acts

Effect of force




Change in shape of the lemon




Change in shape of toothpaste tube




Change in shape of the spring


Muscles of Athlete


Change in state of the motion of the athlete

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo