Answer to Question #162695 in Classical Mechanics for Mohammed

Question #162695

An 1100-kg car traveling at 27.0 m/s starts to slow down and comes to a complete stop in 578 m. What is the magnitude of the average braking force acting on the car?

Expert's answer

"<F>=\\frac As=\\frac{mv^2}{2s},"

"<F>=\\frac{1100\\cdot 27^2}{2\\cdot 578}=694~N."

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. A 320 N crate is pulled across a rough floor with a force of P=150 N as shown. The coefficient of
2. A car is moving at 65.0 km/h at a distance of 125 m from a traffic light when the light turns red.
3. Calculate the position of the cg of a shaft
4. If a fourth particle of mass 2.00kg is placed at x=0, y=0.250m in ex 1 find the x and y coordinates
5. A stone is thrown upward with a velocity of 4.0 m/s dropped from a bridge that is 15 metres above th
6. The motor on a construction-grade hydraulic shovel exerts 3.11 × 107 Pa of pressure on a fluid tan
7. A particle of mass m moves with momentum of magnitude p A). Show that the kinetic energy of the part