The instrument used to measure the pressure of a gas is
-
A.
barometer -
B.
thermometer -
C.
hydrometer -
D.
manometer
Correct Answer: Option D
Explanation
Barometer is used to measure atmosphere pressure
Thermometer is used to measure temperature
Hydrometer is used to measure relative density of a liquid
Manometer is used to measure the pressure of a gas
There is an explanation video available below.