Question

What is the machine called used to measure atmospheric pressure?
(a) Hydrometer
(b) Barometer
(c) Hygrometer
(d) None of the above

Answer 1

Answer:

b) Barometer is the answer

Answer 2

Answer:

Barometer

Explanation:

In this question,

we have been asked which machine is used to measure atmospheric pressure?

Barometer is an instrument use to measure the atmospheric Pressure,because atmospheric pressure changes with distance above or below the sea level.

There are mainly 2 types of Barometer:-

1)Mercury Barometer and,

2)Aneroid Barometer

Aneroid Barometer is the Non-liquid Barometer, generally used in Portable instruments and in aircraft altimeters because of its small size.

Atmospheric Pressure is the Pressure excerted on the surface by the weight of the air above that particular surface.