Which of the following is a unit of atmospheric pressure.

t o r r

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b a r

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a t m

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all of the above

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Solution

The correct option is D all of the above
$1 a t m = 76 c m$ of Hg, $1 t o r r 1 m m$ of Hg, $1 b a r = 10^{5} P a$ .

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Which of the following is a unit of atmospheric pressure.

The correct option is D all of the above1atm=76cm of Hg, 1torr1mm of Hg, 1bar=105Pa.

The correct option is D all of the above
$1 a t m = 76 c m$ of Hg, $1 t o r r 1 m m$ of Hg, $1 b a r = 10^{5} P a$ .