Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
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Last updated at May 29, 2023 by Teachoo
Question 4 Page 149 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? Force exterted = F = 140 N Distance = s = 15 m Work done = Force × Distance = 140 × 15 = 2100 J Work done is 2100 J