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To what division will mercury fill the tube of a freely falling barometer of length 105 cm at an atmospheric pressure of 760 mmHg?

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To what division will mercury fill the tube of a freely falling barometer of length 105 cm at an atmospheric pressure of 760 mmHg?

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When the barometer falls freely, the force of atmospheric pressure is no longer compensated by the weight of the mercury column irrespective of its height. As a result, mercury fills the barometer tube completely, i.e. to the division 1050 mm.

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