a driver starts his parked car and within 5 seconds reaches a speed of 60km/h as he travels east. what is his acceleration

asked Dec 14, 2016 113k views

1 vote

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4 votes

5 Sec -60Km
4 Sec -48Km
3 Sec -36Km
2 Sec -24Km
1 Sec -12Km

12km/h per second

Amit Erandole answered Dec 15, 2016

8.6k points

1 vote

$a = \tfrac{v}{t}$

$a = \tfrac{60km/hr}{5s}$

$a = \boxed{12 km/hr/s }$

Hope this helps :D

Alex Ketay answered Dec 18, 2016

8.0k points

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