• Barkometer

  • Bolometer

  • Spectrometer

  • Barometer


Air Pressure can be defined as the pressure of air in the earths 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.