Question

Describe in brief the construction of simple barometer.

Answer 1

 The mercury barometer consists of a long glass tube containing mercury whose one side is sealed and the other is inverted on a cup also containing mercury.The mercury falls into the cup but after sometime it becomes constant.So it can determine atmospheric pressure.

Answer 2

Answer:

A simple barometer is consists of a glass tube with a narrow uniform bore. Its length is 100 cm.

Explanation:

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