WBCS.LIVE practice question

In which of the following, heat loss is primarily not due to convection?

Solve this multiple-choice question and check the correct answer with its explanation below.

Answer options

  1. Boiling water
  2. Land and sea breeze
  3. Circulation of air around blast furnace
  4. Heating of glass surface of a bulb due to current in filament

Correct answer and explanation

Correct answer: Heating of glass surface of a bulb due to current in filament