Physics-
General
Easy
Question
A force 
acting on an object varies with distance 
as shown here. The force is in newton and in metre. The work done by the force in moving the object from 
to 
is
- 4.5 J
- 13.5 J
- 9.0 J
- 18.0 J
The correct answer is: 13.5 J
Work done = Area enclosed by F – x graph
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