A train running at a speed of 144 kmph and of length 96 m will take the time to pass a platform of 180 m, is
Correct Answer: Option B
⇒ Speed of train = 144 kmph = 144 × (5/18) m/s = 40 m/s
⇒ Distance to be covered = 96 + 180 = 276 m
∴ Required time = 276/40 = 6.9 sec
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