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First Law of Motion

17. Preeti re...

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17. Preeti reached the metro station and found the the escalator was not working . she walked up the stationary escalator in time t1 .on other day if she remains stationary on the moving escalator then time t2.time taken by her to walk up on moving escalator will be

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Q. Preeti reached the metro station and found that the escalator was not working. She walked up the stationary escalator in time

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