Sawaal
3
Q:

What measures Air pressure?

A) Barkometer B) Bolometer
C) Spectrometer D) Barometer

Answer:   D) Barometer



Explanation:

Air Pressure can be defined as the pressure of air in the earth's atmosphere. It reaches a maximum of about 100,000 Pa near sea level and decreases as altitude increases.

The barometer is an instrument which is used for measuring Air pressure.

 

Physics instruments and their uses:

 

Barkometer  - - - Tanning liquors used in tanning leather

Bolometer  - - - Electromagnetic radiation

Spectrometer - - -  Properties of light.

Subject: Physics
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