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Train
Q. A train of length 120 m passes a pole in 6 seconds. What is the speed of the train in km/h?
A) 72 km/h
The speed of the train is (120/6) = 20 m/s. Converting to km/h, we get (20*18/5) = 72 km/h.
B) 80 km/h
C) 88 km/h
D) 96 km/h
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