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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.

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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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Work done = Force × displacement 

= 140 × 15 

= 2100 J = 2.1 kJ

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A pair of bullocks exerts a force of 140 N on a plough.
asked Oct 16, 2017 in Physics by jisu zahaan (30.0k points)

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