Paper I · 9 Logical Reasoning & Analytical Ability · 9.5 Time, work, speed and distance

9.5.4 Problems on trains

A train is not a point: to pass something it must cover its own length plus the length of the object, at the relative speed between them.

  • APPSC Paper I · Paper I
  • Standard level
  • 7 min read
  • Full course

Key terms

  • trains
  • crossing a pole
  • crossing a platform
  • two trains
  • overtaking
  • relative speed
  • length of train
  • passenger in a train
  • speed ratio
  • accident problems

What this note covers

  1. Core factsFoundation
  2. ExplainedStandard
  3. DeeperAdvanced
  4. Common trapsFoundation
  5. Quick revisionFoundation

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