Most accurate instrument used to measure atmospheric pressure is . . . . . . . . barometer.
A. Aneroid type
B. Kew type
C. Fortin type
D. All of the above
Answer: Option C
Solution(By Examveda Team)
Atmospheric pressure is measured by Barometer. However, the most accurate instrument used to measure atmospheric pressure is a Fortin-type Barometer.Fortin Barometer is the most commonly used barometer for calibration duties. It is a highly accurate instrument that provides measurement inaccuracy levels of between ±0.03% of full-scale reading and ±0.001% of full-scale reading depending on the measurement range.
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