The atmospheric pressure at sea level is _____ of $H g$ .

76 k m

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76 c m

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76 m m

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76 m

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Solution

The correct option is B $76 c m$
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. The atmospheric pressure equals to 76 cm of Mercury column height. Pressure tendency can forecast short term changes in the weather.

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Similar questions

The normal atmospheric pressure is :
(a) 76 m of Hg (b) 76 cm of Hg
(c) 76 Pa (d) 76 N $m^{- 2}$

Q. At sea level, the atmospheric pressure is

76 c m

of Hg. If air pressure falls by

10 m m

of Hg per

120 m

of ascent, what is the height of a hill where the barometer reads

70 c m H g

At sea level, the average atmospheric pressure is equal to 76 cm of Hg.

At sea level , the atmospheric pressure is 76 cm of Hg . If air pressure falls by 10mm of Hg per 120m of ascent, what is the hight of a hill where the barometer reads 70 cm of Hg . State the assumption made by you.

Assumption: atmospheric pressure falls linearly with ascent.

Q. One atmospheric pressure at sea level is equal to 760 cm of Hg.

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The atmospheric pressure at sea level is _____ of Hg.

The correct option is B 76 cmA barometer is a scientific instrument used in meteorology to measure atmospheric pressure. The atmospheric pressure equals to 76 cm of Mercury column height. Pressure tendency can forecast short term changes in the weather.

The atmospheric pressure at sea level is _____ of $H g$ .

The correct option is B $76 c m$
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure. The atmospheric pressure equals to 76 cm of Mercury column height. Pressure tendency can forecast short term changes in the weather.