Thermal Properties of Matter – Heat Transfer (Conduction, Convection, Radiation)

Grade 11 Physics — Thermal Properties of Matter – Heat Transfer (Conduction, Convection, Radiation): 25 practice questions with instant scoring and explanations.

1. Heat transfer modes:
2. Conduction occurs primarily in:
3. Fourier's law of conduction:
4. SI unit of thermal conductivity:
5. Best thermal conductor:
6. Best thermal insulator:
7. Thermal conductivity of copper:
8. Double-glazed windows reduce heat by:
9. Convection is heat transfer via:
10. Convection occurs in:
11. In convection, heated material:
12. Sea breezes caused by:
13. Heat radiation requires:
14. Objects emit thermal radiation because:
15. Stefan-Boltzmann law: power ∝
16. Wien's displacement law relates to:
17. Black body max radiation at:
18. Perfect black body emissivity:
19. Thermal insulator has:
20. Heat conduction rate depends on:
21. Thermos flask reduces heat by:
22. Thermal conductivity of air:
23. Greenhouse effect traps heat via:
24. Newton's law of cooling: rate is:
25. Thermal contact conductance depends on: