Wednesday, June 20, 2012
Surfing For A Car Moving At 50 Km H?
George asks…Mechanics....... 10 points?On a 250m straight stretch road, the driver of a BMW that is initially moving with a constant velocity of 50.0km/h sees ahead a kia that has a velocity of 60.0 km/h and is accelerating at 2.00m/s. the cars are initially separated by 100m and the BMW must catch up with the kia before it reaches the end of the stretch of the road. If ab is the minimum acceleration required by the BMW to catch up with the kia and t is the time it takes for the BMW to catch
