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A barometer kept in an elevator accelerating upwards reads 76 cm of mercury column. Is the pressure inside the elevator greater than or less than 76 cm of Hg column? Give Explanation.

A barometer kept in an elevator accelerating upwards reads 76 cm of mercury column. Is the pressure inside the elevator greater than or less than 76 cm of Hg column? Give Explanation.

Grade:

1 Answers

SAGAR SINGH - IIT DELHI
879 Points
10 years ago

Dear deepak,

The barometer is accelarating upwards and g is acting downwards, so the pressure will  be less than 76 cms.

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