A particle of mass 500 gm is moving in a straight line with velocity v = b x⁵/2. The work done by the net force during its displacement from x = 0 to x = 4 m is: (b = 0.25 m(3/2) s⁻¹).
(a) 20 J
(b) 25 J
(c) 30 J
(d) 35 J