Katie Cool buys a fancy Jaguar car that can accelerate at the rate of 4.9 m/sec2. She decides to test the car by racing with another speedster, Steve Speedy. Both start from rest, but experienced Stan leaves the starting line 1.0 sec before Katie. Steve moves with a constant acceleration of 3.5 m/sec2 and Katie maintains an acceleration of 4.9 m/sec2. Find: (5.46,73.0,22.6&26.7) (a) the time at which Katie overtakes Steve (b) the distance she travels before she catches him (c) the speeds of both cars at the instant she overtakes him

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25 May, 06:07

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Ada · Answer 1

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