1. Look the following activities listed below and based on your understanding of concept of work reason out whether work is
done or not?
(iv) Cloths are getting dried in the Sun.
(v) Farmer is ploughing his field with a tractor.
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Explanation:
work in done when force applied, displacement takes place, the angle between force and displacement is not 90°.
(iv) work is not done because there nor force applied neither displacement took place.
(v) work is not done because tractor is ploughing the field with the help of engine not with the help of farmers.
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