Asked by Anonymous

a racing car reaches a speed of 44m/s. at this instandt, it behins a uniform deceleration using a parachute and a braking system, and comes to a rest 4.8s later. Find the acceleration of the car

Answers

Answered by Steve
the velocity changed by -44 m/s in 4.8s, so the acceleration is

-44/4.8 m/s^2
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