A 60 kg weight is dragged on a horizontal surface by a rope upto 2 metres. If coefficient of friction is `mu=0.5` the angle of rope with the surface is `60^(@)`and `g=9.8m//sec^(2),` then work done is
A. 294 joules
B. 315 joules
C. 588 joules
D. 197 joules
