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21 January, 14:56

If a car changes its velocity from 32 km/hr to 54 km/hr, what is its acceleration?

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  1. 21 January, 16:48
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    Acceleration = (change in speed) / (time for the change)

    Change in speed = (speed at the end) - (speed at the beginning)

    Change in speed = (54 km/hr) - (32 km/hr) = 22 km/hr

    Acceleration = (22 km/hr) divided by (the time it takes to change the speed)
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