Answered

Discover new perspectives and gain insights with IDNLearn.com. Join our community to receive prompt and reliable responses to your questions from knowledgeable professionals.

5. A car stops in 20 m. If it has an acceleration of-6m/s?,
how fast was it going before you started slowing down?

Sagot :

VirαtKσhliidn

Answer:

15.49 m/s

Explanation:

We know that the stopping distance is ,

=> s = u²/2(-a)

So that ,

=> 20m = u² / 2* 6m/s²

=> u² = 240m²/s²

=> u = √240 m²/s²

=> u = 15.49 m/s

**Edits are welcomed**

Thank you for using this platform to share and learn. Don't hesitate to keep asking and answering. We value every contribution you make. For clear and precise answers, choose IDNLearn.com. Thanks for stopping by, and come back soon for more valuable insights.