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Pressure Quiz

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Pressure Quiz

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Questions and Answers

What is pressure?

Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.

What is gauge pressure?

Gauge pressure is the pressure relative to the ambient pressure.

What are some units used to express pressure?

Some units used to express pressure include the pascal (Pa), pound-force per square inch (psi), atmosphere (atm), torr, centimetre of water, millimetre of mercury, and inch of mercury.

What is the SI unit of pressure?

<p>The SI unit of pressure is the pascal (Pa), which is one newton per square metre (N/m2).</p> Signup and view all the answers

How are manometric units used to express pressure?

<p>Manometric units such as the centimetre of water, millimetre of mercury, and inch of mercury are used to express pressures in terms of the height of a column of a particular fluid in a manometer.</p> Signup and view all the answers

What is pressure?

<p>Pressure is the force applied perpendicular to the surface of an object per unit area over which that force is distributed.</p> Signup and view all the answers

What is gauge pressure?

<p>Gauge pressure is the pressure relative to the ambient pressure.</p> Signup and view all the answers

What are some units used to express pressure?

<p>Various units are used to express pressure, including the pascal (Pa), pound-force per square inch (psi), atmosphere (atm), torr, centimetre of water, millimetre of mercury, and inch of mercury.</p> Signup and view all the answers

What is the SI unit of pressure?

<p>The SI unit of pressure is the pascal (Pa), which is one newton per square metre (N/m2).</p> Signup and view all the answers

How are manometric units used to express pressure?

<p>Manometric units such as the centimetre of water, millimetre of mercury, and inch of mercury are used to express pressures in terms of the height of a column of a particular fluid in a manometer.</p> Signup and view all the answers

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