A train overtakes two persons who are walking in the same direction in which the train...

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A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph respectively and passes them completely in 9 and 10 seconds respectively. The length of the train is metres. 1. 72 2. 54 3. 50 4. 45 None of these 5. A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph respectively and passes them completely in 9 and 10 seconds respectively. The length of the train is metres. 1. 72 2. 54 3. 50 4. 45 None of these 5.

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Let V speed of train Relative speed f train 0at St ... View the full answer