Displacement of a body of mass 2 kg varies with time as $s=t^2+2t$.Where s in meters t in seconds. The work done by the force acting an body during the time t=2s to t=4s is

Question

$$(a)\;36\;J \quad (b)\;64\;J \quad (c)\;100\;J \quad (d)\;120\;J$$

Comments

which book is this question from?