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9th Class Science Time and Motion Question Bank 9th CBSE Science Motion

  • question_answer
      A bridge is 500 m long. A 100 m long train crosses the bridge at a speed of 30 m/s. Find the time taken by train to cross it.     

    Answer:

                      Total length of path covered by train = 500 m + 100 m = 600 m Speed of train = 30 m/s                                 (1) Time taken by train to cover the bridge                                                 (1)


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