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ICSE Class 7 Answered

A train is accelerating at a rate 2m/s. If its initial velocity is 20m/s, what is its velocity after 30 seconds
Asked by nirudesh.av | 15 Mar, 2019, 06:04: PM
Expert Answer
Given
a = 2m/s^2
u = 20 m/s
t = 30 sec
Using relation v = u +a×t
v = 20+ 2×30 = 20+60 = 80 m/s
Answered by Ankit K | 15 Mar, 2019, 06:41: PM
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