General Studies · Heat Transfer
Why do surfaces of the same material often have different absorptivities for solar radiation compared to radiation originating from surrounding bodies at lower temperatures?
- 1Because of the difference in material thickness
- 2Because of the difference in incident heat flux
- 3Because of different rates of convective cooling
- 4Because the radiation sources have different wavelengths✓
Correct answer
Because the radiation sources have different wavelengths
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Preparing for General Studies?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Want more practice questions on Heat Transfer?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in General Studies · Heat Transfer