Which among the following instruments is used for measuring the humidity of the air or a gas?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. Hygrometer.
The instrument used for measuring the humidity of the air or gas is a hygrometer. A hygrometer is an instrument designed to measure the moisture content in the environment, or more specifically, the humidity level of the air or gas.