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1. |
A bicyclist comes to a skidding stop in 10 m. During this process, the force on the bicycle due to the road is 200 N and is directly opposed to the motion. The work done by the cycle on the road is:_x005F_x000D_ |
A. | -2000J |
B. | 2000J |
C. | 200J |
D. | zero |
Answer» E. | |