Physics · 2014
JEE Main · 12 April 2014, Shift 1 · Q2
A person climbs up a stalled escalator in 60 s. If standing on the same but escalator running with constant velocity he takes 40 s. How much time is…
A person climbs up a stalled escalator in $\displaystyle 60$ s . If standing on the same but escalator running with constant velocity he takes $\displaystyle 40$ s . How much time is taken by the person to walk up the moving escalator ?
Official answer
(3)
$\displaystyle 24$ s
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JEE Main 2014 Physics question, with the answer from NTA’s final answer key. Where our answers come from.