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Question

A frontend loader applied 150 N of force to lift a stone. If a work of 1250 joules was done in total, then what is the distance moved by the stone?


A

5.3 m

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B

9.3 m

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C

10.3 m

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D

8.3 m

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Solution

The correct option is D

8.3 m


Given, Work done = 1250 J = 1250 N m
Force = 150 N

Work done = Force × Displacement
1250 = 150 × Displacement

Displacement=1250150=8.33 m

Thus, the rock was lifted through a distance of 8.33 metres.


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