Question

________ is used to measure the pressures of gases.
1. Hygrometer
2. Fathometer
3. Manometer
4. Vernier Callipers

Answer 1

Correct Answer - Option 3 : Manometer

The correct answer is Manometer.

• Manometer
  • It is used to measure the pressure of gases.
  • The pressure is measured in units of force per unit of surface area.
  • The manometer is placed against a measuring scale to allow any difference in the height which is used to make relative comparisons between test pressures.

Scientific Instruments	Uses
Hygrometer	to measures the humidity of the air
Fathometer	to measures the depth of the ocean
Vernier Callipers	to measures lengths accurately