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Questions and Answers
What is the main difference between 'absolute pressure' and 'gage pressure'?
What is the main difference between 'absolute pressure' and 'gage pressure'?
- Absolute pressure is measured relative to a vacuum, while gage pressure is measured relative to atmospheric pressure. (correct)
- Absolute pressure is the pressure exerted by a fluid, while gage pressure is the pressure exerted by the weight of the fluid.
- Absolute pressure is the maximum pressure a system can withstand, while gage pressure is the minimum pressure required for the system to function.
- Absolute pressure is measured in pounds per square inch (psi), while gage pressure is measured in inches of mercury (inHg).
What type of pressure gauge is commonly used in the refrigeration industry?
What type of pressure gauge is commonly used in the refrigeration industry?
- Digital pressure gauge
- Electronic pressure transducer
- Bourdon tube gauge (correct)
- Dial pressure gauge
What is the purpose of a barometer?
What is the purpose of a barometer?
- To measure the flow rate of a fluid
- To measure the temperature of a gas
- To measure the pressure of a fluid within a closed system
- To measure the pressure of the atmosphere (correct)
What is the primary function of a manometer?
What is the primary function of a manometer?
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Which of the following statements about vacuum pressure is true?
Which of the following statements about vacuum pressure is true?
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What is the boiling temperature of water in degrees Celsius?
What is the boiling temperature of water in degrees Celsius?
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Which of the following statements about internal energy is correct?
Which of the following statements about internal energy is correct?
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What is the latent heat of vaporization of water in Btu/lb?
What is the latent heat of vaporization of water in Btu/lb?
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What is the critical temperature of water in degrees Celsius?
What is the critical temperature of water in degrees Celsius?
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