Which of the following instruments is used to measure relative humidity? by Sunday | Sep 7 | Biology JAMB | 0 comments A. Hydrometer B. Thermometer C. Hygrometer D. Anemometer Correct Answer: Option C – Hygrometer Users Also Read These:The mass of water vapour in a given volume of air is…The instrument used to measure the relative humidity is?Which of the following instruments may be used to…Which of the following instruments is used to…Which of the following instrument may be used to…