Question

Velocity of car changes from 18 km/h to 72 km/hr in 30 sec the acceleration in km/h^2 n

Answer 1

Answer:

$acceleration = \frac{final \: vel. - intitia \: vel.}{time \: taken}$

$a = \frac{72 - 18}{ \frac{30}{3600} }$

$a = \frac{64 \times 3600}{30}$

a = 7680 km/h^2 (quite high)

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Answer 2

Explanation:

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