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Questions and Answers
What is the primary meaning of the term 'thermodynamics'?
What is the primary meaning of the term 'thermodynamics'?
- The study of the motion of heat
- The study of the relationship between heat and work (correct)
- The study of the strength of heat
- The study of the measurement of heat
What is the most common example of a pure substance used as a working substance?
What is the most common example of a pure substance used as a working substance?
- Water (correct)
- Air
- Helium
- Mercury
Which of the following statements about pressure is NOT correct?
Which of the following statements about pressure is NOT correct?
- Pressure is the force per unit area
- Pressure is only exerted by liquids, not gases (correct)
- Pressure may be described as a measure of the intensity of force
- Atmospheric pressure is a result of the mass of air and the action of gravity
Which type of pressure gauge is commonly used in the refrigeration industry?
Which type of pressure gauge is commonly used in the refrigeration industry?
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What is the difference between absolute pressure and gauge pressure?
What is the difference between absolute pressure and gauge pressure?
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What is the most common liquid used in manometers?
What is the most common liquid used in manometers?
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What is the boiling temperature of water in Fahrenheit?
What is the boiling temperature of water in Fahrenheit?
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Which instrument is commonly used to measure temperature?
Which instrument is commonly used to measure temperature?
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What is the critical temperature of water?
What is the critical temperature of water?
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What is the latent heat of fusion of water in kilojoules per kilogram?
What is the latent heat of fusion of water in kilojoules per kilogram?
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What does a manometer measure?
What does a manometer measure?
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What is the triple point pressure of water in kilopascals?
What is the triple point pressure of water in kilopascals?
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