The modified barometer which is used to measure pressure exerted by a gas is called:
A
Spyrobarometer
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B
Manometer
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C
Spyrometer
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D
Cathetometer
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Solution
The correct option is B Manometer Manometer is a device used to measure pressure exerted over a column of liquid. A simple manometer consist of a shaped tube of glass filled with some liquid.
Thus, a modified barometer used to measure pressure exerted by gas is Manometer.