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Two trains A and B are moving towards north and south with 42kmph & 30kmph respectively.If length of train A is 400m and that of B is x.Then what is the value of x if they cross each other in 40 seconds ?
  • a)
    300 m
  • b)
    350 m
  • c)
    400 m
  • d)
    450 m
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Two trains A and B are moving towards north and south with 42kmph &...
Relative speed = 42+30 = 72 kmph = 72*(5/18) = 20m/s
So the answer is option C.
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Two trains A and B are moving towards north and south with 42kmph & 30kmph respectively.If length of train A is 400m and that of B is x.Then what is the value of x if they cross each other in 40 seconds ?a)300 mb)350 mc)400 md)450 mCorrect answer is option 'C'. Can you explain this answer?
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Two trains A and B are moving towards north and south with 42kmph & 30kmph respectively.If length of train A is 400m and that of B is x.Then what is the value of x if they cross each other in 40 seconds ?a)300 mb)350 mc)400 md)450 mCorrect answer is option 'C'. Can you explain this answer? for Railways 2024 is part of Railways preparation. The Question and answers have been prepared according to the Railways exam syllabus. Information about Two trains A and B are moving towards north and south with 42kmph & 30kmph respectively.If length of train A is 400m and that of B is x.Then what is the value of x if they cross each other in 40 seconds ?a)300 mb)350 mc)400 md)450 mCorrect answer is option 'C'. Can you explain this answer? covers all topics & solutions for Railways 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Two trains A and B are moving towards north and south with 42kmph & 30kmph respectively.If length of train A is 400m and that of B is x.Then what is the value of x if they cross each other in 40 seconds ?a)300 mb)350 mc)400 md)450 mCorrect answer is option 'C'. Can you explain this answer?.
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