losthero5544321 losthero5544321
  • 15-11-2017
  • Physics
contestada

A car goes from 80 km/h to 20 km/h in 0.5 h. What is the acceleration in km/h2?

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laurenhaldeman
laurenhaldeman laurenhaldeman
  • 15-11-2017
The answer is attached below.
Let me know if you don't understand it and I'll explain even more for you ☺♥

Ver imagen laurenhaldeman
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TobeySnaps
TobeySnaps TobeySnaps
  • 24-01-2019

Alright! So a car goes from 80 km/h to 20 km/h in 0.5 h. They want to know the acceleration in km/h2.

To Find it

equalate it

a(vf–vI)/t = (20 km/h–80 km/h)/0.5 h = –120 km/h2


Hope this helps and have a wonderful day!

Tobey

Answer Link

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