Question

the vapour content in the air is measured using a physical quantity called
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Answer 1

Answer:

Humidity is the amount of water vapor in the air. The vapor content of air is measured with devices known as hygrometers. The measurements are usually expressed as specific humidity or percent relative humidity

Answer 2

Answer:

Hygrometer.

Explanation:

Humidity is the amount of water vapour in the air. The vapour content of air is measured with a physical quantity known as hygrometer. The measurements are usually expressed as specific humidity or percent relative humidity.

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