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Author Question: A car traveling with velocity v is decelerated by a constant acceleration of magnitude a. It takes a ... (Read 116 times)

ENagel

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  • Posts: 540
on: Jul 29, 2018
A car traveling with velocity v is decelerated by a constant acceleration of magnitude a. It takes a time t to come to rest. If its initial velocity were doubled, the time required to stop would
 
  A) double as well.
  B) decrease by a factor of two.
  C) stay the same.
  D) quadruple.
  E) decrease by a factor of four.

Question 2

A car traveling with velocity v is decelerated by a constant acceleration of magnitude a. It travels a distance d before coming to rest. If its initial velocity were doubled, the distance required to stop would
 
  A) double as well.
  B) decrease by a factor of two.
  C) stay the same.
  D) quadruple.
  E) decrease by a factor of four.


kalskdjl1212

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  • Posts: 353
Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

D


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