question_answer

Match the columns and select the correct option from the codes given below.

Column I	Column II
(a) Work done by all the forces	(i) Change in potential energy
(b) Work done by conservative forces	(ii) Change in kinetic energy
(c) Work done by external forces	(iii) change in mechanical energy
(d) Work done in uniform velocity	(iv) Zero

 

A) (a) - (ii), (b) - (i), (c) - (iii), (d) - (iv)

B) (a) - (i), (b) - (iii), (c) - (iv), (d) - (ii)

C) (a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)

D) (a) - (iv), (b) - (ii), (c) - (i), (d) - (iii)