Draw the PV diagram for isobaric process.

Important Questions on Heat and Thermodynamics

EASY

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q II

Draw the PV diagram for Isochoric process.

EASY

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q II

State Clausius form of the second law of thermodynamics.

EASY

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q II

Why does heat flow from a hot object to a cold object?

HARD

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q III

Explain the meaning of heat and work with suitable examples.

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q III

Explain thermal expansion in detail.

HARD

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q IV

In an adiabatic expansion of the air, the volume is increased by $4\%$, what is the percentage change in pressure? (For air $\gamma = 1.4$)

EASY

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q IV

For a given ideal gas $6 \times {10}^5 J$ heat energy is supplied and the volume of gas is increased from $4 m^3 to 6 m^3$ at atmospheric pressure. Calculate the work done by the gas

MEDIUM

11th Tamil Nadu Board

IMPORTANT

Physics Standard 11 Vol II>Chapter 8 - Heat and Thermodynamics>EVALUATION>Q IV

For a given ideal gas $6\times {10}^5 \mathrm{J}$ heat energy is supplied and the volume of gas is increased from $4 {\mathrm{m}}^3 \mathrm{to} 6 {\mathrm{m}}^3$ at atmospheric pressure. Calculate change in internal energy of the gas.