Author Question: An 1100-kg car traveling at 27.0 m/s starts to slow down and comes to a complete stop in 578 m. What ... (Read 53 times)

skymedlock · **on:** Jul 29, 2018

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?

A) 690 N
B) 550 N
C) 410 N
D) 340 N

Question 2

Suppose that an object is moving with constant acceleration. Which of the following is an accurate statement concerning its motion?

A) In equal times its speed changes by equal amounts.
B) In equal times its velocity changes by equal amounts.
C) In equal times it moves equal distances.
D) The object is not moving; it is at rest.
E) A statement cannot be made without additional information.