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A train 120m long moving on a straight and level track with uniform speed passes a pole in 6 seconds. Find the time it will take to cross a 50 m long bridge.
  • a)
    9.5 second.
  • b)
    9 second
  • c)
    8 second
  • d)
    8.5 second
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
A train 120m long moving on a straight and level track with uniform sp...
The speed of train = 120 m /6 = 20 m/s.
Time taken to cross a 50 m long bridge = (120 m + 50 m)/20 = 170/20 = 8.5 second.
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A train 120m long moving on a straight and level track with uniform speed passes a pole in 6 seconds. Find the time it will take to cross a 50 m long bridge.a)9.5 second.b)9 secondc)8 secondd)8.5 secondCorrect answer is option 'D'. Can you explain this answer?
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