A particle moves along the x – axis form x = 0 t x = 5m influence of force given by F = 7 – 2x + 3x 2 . Calculate the work done in doing so. [2]
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dw=f.dx
integrating the above equation we get
dw=7x-2x^2/2+3x^3/3(integerate to the limit of x=0 to x=5}
=135j
integrating the above equation we get
dw=7x-2x^2/2+3x^3/3(integerate to the limit of x=0 to x=5}
=135j
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