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3 cards from this section. Quick, good the night before a test.
What does a barometer measure?
Think about what is in the atmosphere around us.
Define gauge pressure.
Consider what pressure means in everyday terms.
What does a barometer primarily measure?
Think about the pressure related to the air.
True or False: An isothermal process occurs with a constant temperature.
Consider what 'isothermal' means literally.
A barometer reads an atmospheric pressure of 740 mm of Hg. What is the equivalent pressure in Pascals?
You will convert mm to meters and use the density of mercury.
If a certain manometer shows 30 m of water, calculate the gauge pressure in Pascal.
Consider using the density of water: 9800 N/m³.
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