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08/01/2021 3:36 pm
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A pair of bullocks exerts a force of 140 N on a plough. The field being ploughed is 15 m long. How much work is done in ploughing the length of the field?
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08/01/2021 3:36 pm
Here, F = 140 N, s = 15 m.
Work done in ploughing the field,
W = F × s = (140 N) × (15 cm) = 2100 J