A force acts on a \( 2 \mathrm{~kg} \) object, so that its position is given as a function of ti...
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A force acts on a \( 2 \mathrm{~kg} \) object, so that its position is given as a function of time as \( x=3 t^{2}+5 \). What is the work done by this force in first 5 seconds?
(a) \( 850 \mathrm{~J} \)
(b) \( 900 \mathrm{~J} \)
(c) \( 950 \mathrm{~J} \)
(d) \( 875 \mathrm{~J} \)
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