19. A train starting from rest attains a velocity of 7 km/h in 5 min. Assuming that the acceleration is uniform, find (i) the acceleration and (ii) the distance travelled by the train for attaining this velocity.
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Explanation:
We have to find out acceleration: We will denote acceleration by a and distance travelled by s. Hence the acceleration is 864km/h2. Hence, the distance travelled by train is 3km
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