subject
Physics, 22.07.2020 01:01 kaitlynn73

A 990-kg sports car collides into the rear end of a 2200-kg SUV stopped at a red light. The bumpers lock, the brakes are locked, and the two cars skid forward 2.5 m before stopping. The police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. What was the speed sports car at impact?

ansver
Answers: 1

Another question on Physics

question
Physics, 22.06.2019 05:20
Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity
Answers: 1
question
Physics, 22.06.2019 06:00
What will a positive and a negative charge do if they are separated from each other?
Answers: 3
question
Physics, 22.06.2019 12:00
The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?
Answers: 3
question
Physics, 22.06.2019 16:20
What is the single most important equation in all of physics?
Answers: 1
You know the right answer?
A 990-kg sports car collides into the rear end of a 2200-kg SUV stopped at a red light. The bumpers...
Questions
question
Mathematics, 12.10.2019 12:30
Questions on the website: 13722367