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2578

Q:

À train consists of 12 bogies, each bogie is 15 m long. The train crosses a telegraph post in 18 s. Due to some problem, two bogies were detached. The train now cresses the telegraph post in 

  • 1
    15 s
  • 2
    12 s
  • 3
    18 s
  • 4
    20 s
  • Show Answer
  • Workspace

Answer : 1. "15 s "

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