Multiple choice general knowledge

Which of the following instruments is used to measure pressure of gases?

  1. Barometer

  2. Manometer

  3. Ammeter

  4. None of these

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

A barometer is specifically designed to measure atmospheric and gas pressure. Manometers measure pressure differences in fluids, and ammeters measure electric current, making barometer the correct choice for gas pressure measurement.