Thermodynamic Processes
Physics ⇒ Heat and Thermodynamics
Thermodynamic Processes starts at 10 and continues till grade 12.
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A gas is compressed isothermally. What happens to the entropy of the gas?
A gas undergoes an adiabatic expansion. What happens to its internal energy?
Describe what happens to the pressure and temperature of an ideal gas during a free expansion (expansion into vacuum).
During an isothermal expansion of an ideal gas, what happens to the internal energy of the gas?
During which thermodynamic process does the temperature of an ideal gas remain constant?
Explain the difference between reversible and irreversible thermodynamic processes.
Explain why no work is done during an isochoric process.
Explain why the temperature of a gas changes during an adiabatic process but not during an isothermal process.
A gas is compressed adiabatically. What happens to its temperature? (1) Increases, (2) Decreases, (3) Remains the same, (4) Cannot be determined
A gas is heated at constant pressure. What is the relationship between the heat supplied and the change in enthalpy? (1) Q = ΔU, (2) Q = ΔH, (3) Q = W, (4) Q = 0
A gas is heated at constant volume. What is the relationship between the heat supplied and the change in internal energy? (1) Q = ΔU, (2) Q = W, (3) Q = 0, (4) Q = ΔU + W
A gas undergoes an isochoric process. What is the value of work done by the gas? (1) Positive, (2) Negative, (3) Zero, (4) Cannot be determined
During an isobaric process, the work done by the gas is given by W = ________.
During an isochoric process, the heat supplied to the system is used to change its ________.
Fill in the blank: In an adiabatic process, the change in internal energy is equal to the ________ done on or by the system.
In an adiabatic process, the heat exchanged with the surroundings is ________.
State whether the following statement is true or false: In an adiabatic process, the system is perfectly insulated from its surroundings.
True or False: In a reversible process, the system and surroundings can be restored to their original states without any net change.
True or False: In an isochoric process, the work done by the gas is zero.
True or False: In an isothermal process, the temperature of the system remains constant.
