Multiple choice

______is the instrument used for the measurement of atmospheric pressure.

  1. Thermometer

  2. Barometer

  3. Ammeter

  4. None of the above

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

A barometer is the scientific instrument specifically designed to measure atmospheric pressure. It works based on principles of fluid displacement (mercury barometers) or mechanical deformation (aneroid barometers). Thermometers measure temperature, ammeters measure electric current, and neither of these can measure air pressure.

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