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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? - Physics Cbse class 11

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?By:milan-ransingh

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## Answers

Work done by the bullocks is given by the expression:

Work done = Force × Displacement

W=F ×sWhere,

Applied force,

F= 140 NDisplacement, s= 15 m

W= 140 × 15 = 2100 JHence, 2100 J of work is done in ploughing the length of the field.

Aparna-Dasgupta

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