(a)Calculate the force (in N) needed to bring a 1050 kg car to rest from a speed of 80.0 km/h in a distance of 130 m (a fairly typical distance for a non-panic stop). N

(b)Suppose instead the car hits a concrete abutment at full speed and is brought to a stop in 2.00 m. Calculate the force exerted on the car and compare it with the force found in part (a).

force in (b)

force in (a)

Answer rating: 100% (QA)

Given Mass of the car m 1050 kg Initial speed of the car v initial 800 kmh 2222 ms Final speed of th... View the full answer