A TRAIN 210 M LONG TOOK 12 SECONDS TO PASS A 90 M LONG TUNNEL FIND A SPEED OF TRAIN
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Answer:
90km/hr
Step-by-step explanation:
Length of train = 210 m.
Length of tunnel = 90 m.
Therefore, total distance = 210 + 90 = 300 m.
Time taken = 12 s.
Therefore, v = s/t
= 300/12.
= 25 m/s.
= 25 X 3600/1000
= 90 km/h.
Therefore, the speed of train is 90 km/h
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