Question

A racing car reaches a speed of 48 m/s. It then begins a uniform negative acceleration, using its parachute and braking system, and comes to rest 6.0 s later. Find a) the acceleration during braking. b) the distance that the car travels during braking. Final Answer:
(a) -48m/s / 6s = -8 m/s^2
(b) s = vt + 1/2 at^2
so plug in your numbers

Related Questions

A racing car reaches a speed of 40 m/s. At this instant, it begins a uniform negative acceleration,... A racing car reaches a speed of 40 m/s. At this instant, it begins a uniform negative acceleration,... a racing car reaches a speed of 44m/s. at this instandt, it behins a uniform deceleration using a pa...