zoelaryn1116 zoelaryn1116
  • 06-08-2017
  • Physics
contestada

A car accelerates from rest at a constant rate of 2m/s2 for 5s. what is the speed of a car at the end of that time?

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Ferraz
Ferraz Ferraz
  • 06-08-2017
Good afternoon.


We have:

[tex]\mathsf{V_0 = 0}\\ \mathsf{a = 2 \ m/s^2}\\ \mathsf{t = 5 \ s} [/tex]

The function of velocity:

[tex]\mathsf{V = V_0+at}\\ \\ \mathsf{V = 0 + 2t}\\ \\ \mathsf{V = 2t}[/tex]


For t = 5 s:

[tex]\mathsf{V = 2\cdot 5}\\ \\ \boxed{\mathsf{V = 10 \ m/s}}[/tex]
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