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Q.

A force F = (20+10y) 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

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a

5 J

b

25 J

c

30 J

d

20 J

answer is C.

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Detailed Solution

W=F.dS=0120+10ydy=25J

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