## Thermodynamics Quiz

Important topics for Thermodynamics has been designed in such a way that it offers very practical and application-based learning to further make it easier for students to understand every concept or topic by correlating it with the day-to-day experiences.

Q1. Statement 1: Figure shows PV/T versus P graph for a certain mass of oxygen gas at two temperatures T_1and T_2. It follows from the graph that T_1>T_2 Statement 2: At higher temperatures, real gas behaves more like an ideal gas
:
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q2.Statement 1: The isothermal curves intersect each other at a certain point Statement 2: The isothermal change takes place slowly, so the isothermal curves have very little slope
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q3.  Statement 1: Air quickly leaking out of a balloon becomes cooler Statement 2: The leaking air undergoes adiabatic expansion
•   Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q4. Statement 1: We can not change the temperature of a body without giving (or taking) heat to (or from) it Statement 2: According to principle of conservation of energy, total energy of a system should remain conserved
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q5.Statement 1: The isothermal curves intersect each other at a certain point Statement 2: The isothermal changes takes place rapidly, so the isothermal curves have very little slope
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q6. Statement 1: Internal energy of an ideal gas depends only on temperature and not on volume Statement 2: Temperature is more important than volume
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
• Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q7.Statement 1: If an electric fan be switched on in a closed room, the air of the room will be cooled Statement 2: Fan air decreases the temperature of the room :
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q8.Statement 1: Zeroth law of thermodynamic explains the concept of energy Statement 2: Energy is dependent on temperature :
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q9.Statement 1: An adiabatic process is an isotropic process Statement 2: Î”S=Î”Q/T=0∴ ∆Q=0, Which represents an adiabatic process
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
•  Statement 1 is False, Statement 2 is True
Solution

Q10. Statement 1: First law of thermodynamic does not forbid flow of heat from lower temperature to higher temperature. Statement 2: Heat supplied to a system is always equal to the increase in its internal energy at constant volume.
•  Statement 1 is True, Statement 2 is True; Statement 2 is correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is True; Statement 2 is not correct explanation for Statement 1
•  Statement 1 is True, Statement 2 is False
• Statement 1 is False, Statement 2 is True
Solution

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