Multiple choice

What is measured by a sling psychrometer?

  1. Temperature

  2. Humidity

  3. Vapour pressure

  4. Absolute humidity
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A sling psychrometer measures relative humidity using two thermometers - one dry bulb and one wet bulb. The difference in readings allows calculation of relative humidity through evaporation cooling.

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