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Pressure and Gauge Pressure Quiz

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Questions and Answers

Which symbol is used to represent pressure?

P (correct)

What is gauge pressure?

Pressure derived from a unit of force divided by a unit of area

Pressure expressed in terms of standard atmospheric pressure

Pressure applied perpendicular to the surface of an object

Pressure relative to the ambient pressure (correct)

Which unit is used to express pressure in the SI system?

Pound-force per square inch (psi)

Atmosphere (atm)

Torr

Pascal (Pa) (correct)

What is the traditional unit of pressure in the imperial and US customary systems?

<p>Pound-force per square inch (psi)</p> Signup and view all the answers

Which units are used to express pressures in terms of the height of a column of fluid in a manometer?

<p>Centimeter of water, millimeter of mercury, and inch of mercury</p> Signup and view all the answers

Study Notes

Pressure Representation

The symbol "p" or "P" is used to represent pressure.

Pressure Types

Gauge pressure is the difference between the absolute pressure and atmospheric pressure.

Units of Pressure

In the SI system, the unit of pressure is the pascal (Pa).
In the imperial and US customary systems, the traditional unit of pressure is the pound per square inch (psi).

Manometer Units

The units used to express pressures in terms of the height of a column of fluid in a manometer are inches of water (inH2O) and millimeters of mercury (mmHg).

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Description

Test your knowledge on pressure and gauge pressure with this quiz! Learn about the different units used to express pressure, including the SI unit pascal (Pa). Discover the relationship between force, area, and pressure.