I think it should be 1 m.
A satellite revolves round the Earth. Air pressure inside the satellite is maintained at 76 cm of mercury. What will be the height of the mercury column in a barometer tube in 1m long placed in the satellite?
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10 Answers
i guess it is 76 cm itself.
as far as i remember there is no 'g' term in the height formula
actually the mercury level will not rise only.....because pressure difference is zero....as pgh here g=0.
I think so because it is given that "Air pressure inside the satellite is maintained at 76 cm of mercury" but at the same time the mercury is in weightless condition, So pressure will certainly act but there is no force or pressure due the weight of the mercury column to balance that. So it will rise upto maximum height possible.
That's independent explanation. Need comment