Class 11 · ICSE · Physics

Heat and Thermodynamics

Thermal expansion, calorimetry, heat transfer, the first and second laws of thermodynamics, and heat engines.

Questions

7 questions in this chapter.

Answer available
Class 11 · Physics · Heat and Thermodynamics
Distinguish between isothermal and adiabatic processes.
3 marksMediumShort answer
Answer available
Class 11 · Physics · Heat and Thermodynamics
Calculate the work done when one mole of an ideal gas expands isothermally and reversibly from 10 L to 20 L at 300 K. Take R = 8.31 J mol⁻¹ K⁻¹.
3 marksMediumNumerical
Answer available
Class 11 · Physics · Heat and Thermodynamics
State the second law of thermodynamics in the Kelvin-Planck and the Clausius forms.
3 marksMediumShort answer
Answer available
Class 11 · Physics · Heat and Thermodynamics
A Carnot engine works between 500 K and 300 K. Find its efficiency.
3 marksMediumNumerical
Answer available
Class 11 · Physics · Heat and Thermodynamics
State the first law of thermodynamics and explain its terms.
3 marksMediumShort answer
Answer available
Class 11 · Physics · Heat and Thermodynamics
Why can the efficiency of a heat engine never be 100%?
3 marksMediumShort answer
Answer available
Class 11 · Physics · Heat and Thermodynamics
Distinguish between conduction, convection and radiation.
3 marksMediumShort answer