The diagram below shows a mercury manometer with some dry gas trapped with the other limp open.

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asked Jul 13, 2021 in Physics Form 1 by anony mous
edited Aug 23, 2021 by anony mous

The diagram below shows a mercury manometer with some dry gas trapped with the other limp open.

If the atmospheric pressure is 76cmHg and the density of mercury is 13600kgm^-3. Determine the pressure of the trapped gas in cmHg

pressure
atmospheric pressure
manometer

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answered Jul 13, 2021 by anony mous
edited Aug 23, 2021 by anony mous

76cmHg−6cmHg
=70cmHg

The diagram below shows a mercury manometer with some dry gas trapped with the other limp open.

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