A lorry driver sees a old man crossing the road. Suddenly he applies brakes and stops the lorry within 30 seconds. If the initial speed of the lorry is 108 km/hr, find its deceleration
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Step-by-step explanation:
Answer:
1 m/s ^ 2
Explanation:
km/h=108*10^ 3 /3.6*10^ 3 =30m/s
eration = 30/30 = 1 m/s ^ 2
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