A train is accelerating at a rate of 2m/s2. if it's initial velocity is 20 m/s , what is its velocity after 30 seconds

asked Dec 22, 2017 3.5k views

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3 votes

(v₂-v₁)/t = a

(v₂-20)/30 = 2

v₂-20 = 60

v₂ = 80 m/s

Jvatic answered Dec 28, 2017

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