A mercury barometer is used for measuring_________
Question
A mercury barometer is used for measuring_________
Options
A) wind speed
B) atmospheric pressure
C) sunshine
D) temperature
The correct answer is B.
Explanation:
A mercury barometer is a barometer in which the weight of a column of Mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of Mercury at the base of the Mercury column with the height of the column varying with atmospheric pressure
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A mercury barometer is a barometer in which the weight of a column of Mercury in a glass tube with a sealed top is balanced against that of the atmosphere pressing on an exposed cistern of Mercury at the base of the Mercury column with the height of the column varying with atmospheric pressure