Kathy Kool buys a sports car that can accelerate at the rate of 5.20 m/s 2 . She

Question

Kathy Kool buys a sports car that can accelerate at the rate of 5.20 m/s2. She decides to test the car by racing with another speedster, Stan Speedy. Both start from rest, but experienced Stan leaves the starting line 1.00 s before Kathy. Stan moves with a constant acceleration of 3.80 m/s2, and Kathy maintains an acceleration of 5.20 m/s2.

Kathy Kool buys a sports car that can accelerate at the rate of 5.20 m/s2. She decides to test the car by racing with another speedster, Stan Speedy. Both start from rest, but experienced Stan leaves the starting line 1.00 s before Kathy. Stan moves with a constant acceleration of 3.80 m/s2, and Kathy maintains an acceleration of 5.20 m/s2. Find the time it takes Kathy to overtake Stan. Find the distance she travels before she catches him m Find the speeds of both cars at the instant she overtakes him. Kathy

Explanation / Answer

a)Stan Speedy

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