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Question

Name the given device which is used to measure the atmospheric pressure.


A

Telescope

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B

Barometer

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C

Dropper

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D

Syringe

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Solution

The correct option is B

Barometer


A barometer is a device which is used to measure the atmospheric pressure. It consists of a glass tube closed at one end immersed in a container filled with mercury. A scientist named Torricelli discovered that the change in the level of mercury in the tube is due to the change in atmospheric pressure.


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