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Question

A front end loader applied a force of 150 N to move a rock such that 1250 J of work is done. How far is the rock moved?



Your Answer
A

9.3 m

Your Answer
B

10.3 m

Correct Answer
C

8.3 m

Your Answer
D

5.3 m


Solution

The correct option is C

8.3 m


Given:
Force = 150N
Work done = 1250 J
Work done = Force × Displacement
1250 = 150 × Displacement
Displacement = 1250150 = 8.33 m
Thus, the rock was moved by a distance of 8.33 metres.

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