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e) Why aneroid barometer is preferred over mercury barometer?

Question

e) Why aneroid barometer is preferred over mercury barometer?

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Solution

An aneroid barometer is often preferred over a mercury barometer for several reasons:

  1. Portability: Aneroid barometers are much lighter and more portable than mercury barometers. This makes them more convenient for use in various locations, such as on ships or in the field.

  2. Safety: Mercury is a toxic substance. If a mercury barometer breaks, it can create a hazardous situation. Aneroid barometers, on the other hand, do not contain any dangerous substances.

  3. Ease of Use: Aneroid barometers often come with dials that are easy to read, while mercury barometers require more careful reading and interpretation.

  4. Environmental Impact: Mercury is a heavy metal that can be harmful to the environment if not disposed of properly. Aneroid barometers do not pose this risk.

  5. Durability: Aneroid barometers are generally more durable and less likely to break than mercury barometers.

  6. Altitude Adjustment: Aneroid barometers can be easily adjusted for changes in altitude, which can affect barometric pressure readings. This is not the case with mercury barometers.

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