A vehicle decreases its speed from 50kmh-1 to 20 kmh-1 in 10seconds. What is the acceleration of the car?
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Answer:
convert km/h into m/sec
multiply km/h by 5/18
V=20*5/18
u=50*5/18
a=(v-u)/10
a=-5/6m/^2
ek Baar dekhlo rough calc ki hai maine
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