The Ferrari 488 can attain a velocity of $90 k m p h$ from rest within $3 s$ . What is the acceleration of this car?

30 m / s^{2}

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8.3 m / s^{2}

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10.2 m / s^{2}

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5.2 m / s^{2}

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Solution

The correct option is B $8.3 m / s^{2}$
Initial Velocity $= 0 m / s$

Final Velocity $= 90 k m p h = 25 m / s$

Time Duration $= 3 s$

Acceleration $= \frac{Final velocity-Initial velocity}{Time Period} = \frac{25 - 0}{3} = 8.3 m / s^{2}$

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