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1. |
Consider a car moving along a straight horizontal road with a speed of 72km/h. If the coefficient of static friction between the tyres and the road is 0.5, the shortest distance in which the car can be stopped is? (g=10m/s2) |
A. | 30m |
B. | 40m |
C. | 72m |
D. | 20m |
Answer» C. 72m | |