Question

. A particle moves along x-axis from x = 0 to x = 2 m under the influence of force F (in N) given by
F=3x2 + 2x - 5. Calculate the work done.​

Answer 1

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Answer 2

Answer:

You need to integrate F(x) dx from 0 to 2

integral: F dx = x^3 + x^2 -5 x

Substituting the limits of 0 and 2 gives:

W = 8 + 4 - 10 = 2 J    for the work done