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Published byNatalie Shaw Modified over 9 years ago
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Aneroid Mercurial Barometer
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Aneroid Barometer Considered to be the most accurate Barometer
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Parts Knurled knob
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The simple Aneroid Barometer is in the form of Corrugated capsule
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By means of linkage system its movement can be magnified which is shown by a moving pointer
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The pointer rotates over a dial graduated in hectopascals or Millibars
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The elastic properties of the metal capsule change with the time and the instrument should therefore be checked at frequent intervals against an accurate barometer to determine index error
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Barometer is also used to observe the change in pressure over a period using a knurled knob
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Quiz Label the parts of a barometer 1. 2. 3. 4. 5.
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Quiz 6. _____Considered to be the most accurate 7. _____ The error of the barometer due to its age. 8. _____ Part of a barometer used to obeserve the change in pressure 9. _____ The unit used in barometer reading. 10. _____ The simple Aneroid Barometer is in the form of
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