Q&A - Ask Doubts and Get Answers
Q

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?

 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?

Answers (1)
Views

The work done is given by :

                                                  W\ =\ F.s

or                                                        =\ 140\times 15\ =\ 2100\ Nm

Hence the work done in ploughing the field is 2100 J.

Exams
Articles
Questions