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1. |
An 800-kg car is moving at a speed of 90 km/h. It takes 5 s to stop after the brakes are applied. The force applied by the brakes will be________. |
A. | 3000 N |
B. | 4000 N |
C. | 1000 N |
D. | 2000 N |
Answer» C. 1000 N | |