

MCQOPTIONS
Saved Bookmarks
1. |
Mass of a car is 500 kg, which is lifted up by a crane at a height of 200 m, gravity is 10 N kg-1. Ep of car will be |
A. | 1000000 J |
B. | 10000 J |
C. | 4 J |
D. | 25 J |
Answer» B. 10000 J | |