Question

2.
Instruments used to measure pressure are called
(A) vacuum gauge
(B) pressure gauge
(C) pressure meters
(D) all of these​

Answer 1

Instruments used to measure and display pressure in an integral unit are called pressure meters or pressure gauges or vacuum gauges. A manometer is a good example, as it uses the surface area and weight of a column of liquid to both measure and indicate pressure.

so answer is..pressure gauge

Answer 2

Answer:ALL OF ABOVE

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Instruments used to measure and display pressure in an integral unit are called pressure meters or pressure gauges or vacuum gauges. A manometer is a good example, as it uses the surface area and weight of a column of liquid to both measure and indicate pressure