College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

تمرين 104

A car and a motorcycle start from rest at the same time on a straight track, but the motorcycle is 25.0 m behind the car (Fig.). The car accelerates at a uniform rate of 3.70 m/s 2 and the motorcycle at a uniform rate of 4.40 m/s 2. (a) How much time elapses before the motorcycle overtakes the car (b) How far will each have traveled during that time (c) How far - ahead of the car will the motorcycle be 2.00 s later (Both vehicles are still accelerating.)

FIGURE A tie race See Exercise. (This figure is not drawn to scale.)