Class/Course - Medical Entrance

Subject - Physics

Chapter - Work, Energy and Power


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Q.1 A body of mass 3 kg is under a constant force which causes a displacement s in metre in it, given by the relation $s = \frac{1}{3}t^{2}$, where t is in second. Work done by the force in 2s is
  $\frac{5}{19}J$
  $\frac{3}{8}J$
  $\frac{8}{3}J$
  $\frac{19}{5}J$