A car accelerates at 2 m/s2 west. assuming the car starts from rest, how much time does it need to accelerate to a speed of 20 m/s?

asked Sep 24, 2024 75.5k views

2 votes

by Neara

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5 votes

Answer: 10 seconds

Step-by-step explanation:

$v_f=v_0+at\\\\20 \text{ m/s}=0 \text { m/s}+(2 \text { m/s}^2)t\\\\t=10 \text{ s}$

Matatk answered Sep 30, 2024

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