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JAMB - Physics (2002 - No. 26)

The diagram above shows the force (F) acting on an object through a distance (x). The work done on this object is expressed as
Fx J
Fx/2 J
Fx2 J
F/x J

Giải thích

The work done on this object is given by the area of the triangle, which is equal to 1/2 fx

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