8.6.1 - Measurement of Atmospheric Pressure
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Practice Questions
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What is the definition of pressure?
💡 Hint: Think about how pressure relates to forces and areas.
What is gauge pressure?
💡 Hint: Consider how we measure pressure in everyday applications.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What principle does Pascal's law express?
💡 Hint: Consider how pressure behaves within a confined space.
True or False: Gauge pressure is always measured below atmospheric pressure.
💡 Hint: Recall the definitions of gauge and vacuum pressures.
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Challenge Problems
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A mercury barometer shows a height of 760 mm. Calculate the atmospheric pressure in pascals.
💡 Hint: Use the known parameters of density and gravity to find the force per unit area.
In a sealed container, gauge pressure is measured to be 300 kPa. What is the absolute pressure if the local atmospheric pressure is 100 kPa?
💡 Hint: Remember the relationship between gauge and absolute pressures!
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