Multiple choice

Hygrometer is used for the measurement of

  1. relative humidity

  2. density

  3. vapour pressure

  4. voltage

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A hygrometer is an instrument specifically designed to measure the relative humidity of air - the amount of water vapor present. Density is measured by a hydrometer, vapour pressure by a manometer, and voltage by a voltmeter.