Ask Question
2 August, 15:14

A cars velocity changes from 100 m/s to 20 m/s in 40 seconds. What is the acceleration of the car?

+4
Answers (1)
  1. 2 August, 17:54
    0
    Acceleration=a = unknown, since we are to find the velocity.

    Final velocity=100m/s=v

    Initial velocity=20m/s = u

    Time=40seconds.

    Mathematically:

    a=v-u/t

    substituting the givens into the equation.

    a = 100-20/40

    a=80/40

    a=2m/s²
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “A cars velocity changes from 100 m/s to 20 m/s in 40 seconds. What is the acceleration of the car? ...” in 📙 Physics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers