a body starts from rest games by speed 90 kilometre per hour in 30 second find the distance covered and acceleration of the body.. (physics class-9th question)answer plz ..
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Explanation:
u - ० km/hr
v - 90 km/hr
t - 3० seconds
s-?
a-?
a - (v-u) /t
a - 25/30 ms-२
a - ०.8333 ms-२
s - ut + 1/2at^2
s - 1/2 * 5/6 * 900
s - 5/12 * 900
s - 5 * 75
s - 375 m
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