Physics, asked by adhikaritanas, 8 months ago

Length of tube required in a mercury barometer for measuring atmospheric pressure?

Answers

Answered by sanyam75

Answer:

the length must be atleast 77 cm long

Answered by krishtiwari07

Answer:

A torr was originally defined as 1 mmHg. The pressure is quoted as the level of the mercury's height in the vertical column. Typically, atmospheric pressure is measured between 26.5 inches (670 mm) and 31.5 inches (800 mm) of Hg.

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