Physics, 14.11.2019 05:31 fowers7187
Aperson climbs from a paris metro station to the street level by walking up a stalled escalator in 96.0 s. it takes 72.0 s to ride the same distance when standing on the escalator when it is operating normally. how long would it take for him to climb from the station to the street by walking up the moving escalator?
Answers: 3
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Aperson climbs from a paris metro station to the street level by walking up a stalled escalator in 9...
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