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A force F = 20 + 10 y acts on a particle in y-direction where F is in newton and y in meter.

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A force F = 20 + 10 y acts on a particle in y-direction where F is in newton and y in meter. Work done by this force to move the particle from y = 0 to y = 1 m is 

(1) 30 J (2) 5 J (3) 25 J (4) 20 J

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Best answer

The correct option is (3) 25 J.

Explanation:

Work done by variable force is

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