Home UPPSC Prelims 2025 Mock Test Series MCQs

Question

Which mode of heat transfer involves the movement of fluids?

  1. Conduction
  2. Convection
  3. Radiation
  4. Induction

Answer:

Option B: Convection

Detailed Solution:

The correct answer is “Convection”.

Convection is heat transfer through the movement of fluids (liquids or gases). Conduction involves heat transfer through direct contact, while radiation involves heat transfer through electromagnetic waves.