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Which temperature scale does not have negative values?
A. Kelvin
B. Celsius
C. Fahrenheit
D. Rankine
Answer: Kelvin
In thermodynamics, the amount of heat required to raise the temperature of a substance by 1 degree Celsius is called:
A. Specific heat
B. Latent heat
C. Thermal capacity
D. Heat of fusion
Answer: Specific heat
Which of the following is an example of a state function?
A. Entropy
B. Work
C. Heat
D. Heat capacity
Answer: Entropy
Which law relates the pressure, volume, and temperature of an ideal gas?
A. Ideal gas law
B. Boyle's law
C. Charles' law
D. Avogadro's law
Answer: Ideal gas law
What is the SI unit of heat?
A. Joule
B. Calorie
C. Watt
D. Kelvin
Answer: Joule
Which law relates the total energy of a system to its internal energy and the work done?
A. First law of thermodynamics
B. Second law of thermodynamics
C. Third law of thermodynamics
D. Boyle's law
Answer: First law of thermodynamics
What happens to the temperature of an ideal gas during an adiabatic expansion?
A. It decreases
B. It increases
C. It remains constant
D. It fluctuates
Answer: It decreases
Which of the following is an intensive property of a system?
A. Temperature
B. Volume
C. Energy
D. Mass
Answer: Temperature
The Zeroth law of thermodynamics helps define:
A. Temperature
B. Entropy
C. Heat
D. Work
Answer: Temperature