The magnitude of atmospheric pressure is equal to the pressure exerted by a:
$(a)$. 76 mm tall column of mercury
$(b)$. 760 mm tall column of alcohol
$(c)$. 76 cm tall column of mercury
$(d)$. 760 cm tall column of mercury

Academic Physics NCERT Class 8

1 atm$(atmospheric\ pressure)$ is equal to the $76\ cm$ tall column of mercury.

So, option (c) is correct.

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Updated on: 10-Oct-2022

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