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What happens to the volume of a gas if the temperature is increased at constant pressure?
A. Increases
B. Decreases
C. Remains constant
D. Becomes zero
Answer: Increases
Which law states that the pressure of a gas is directly proportional to its absolute temperature, provided the volume is constant?
A. Charles' law
B. Boyle's law
C. Avogadro's law
D. Ideal gas law
Answer: Charles' law
In which process is there no heat exchange with the surroundings?
A. Adiabatic process
B. Isothermal process
C. Isobaric process
D. Isochoric process
Answer: Adiabatic process
The process of heat transfer by bulk motion of fluid is known as:
A. Convection
B. Conduction
C. Radiation
D. Thermal equilibrium
Answer: Convection
Which thermodynamic property is used to measure the randomness or disorder of a system?
A. Entropy
B. Internal energy
C. Enthalpy
D. Work
Answer: Entropy
What is the triple point of water?
A. The temperature and pressure at which water can exist in all three phases (solid, liquid, gas)
B. The boiling point of water at standard atmospheric pressure
C. The freezing point of water
D. The temperature at which water transitions from liquid to gas
Answer: The temperature and pressure at which water can exist in all three phases (solid, liquid, gas)
The process of heat transfer through electromagnetic waves is called:
A. Radiation
B. Conduction
C. Convection
D. Evaporation
Answer: Radiation
Which term refers to the measure of the disorder in a system?
A. Entropy
B. Enthalpy
C. Thermal capacity
D. Specific heat
Answer: Entropy
Which process occurs at constant pressure?
A. Isobaric process
B. Isothermal process
C. Isochoric process
D. Adiabatic process
Answer: Isobaric process