GK Question

science easy fill_blank

Heat transfer through direct contact is called ________.

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

Answer: Conduction

Conduction occurs via molecular collisions in solids (e.g., metal rod heating). Convection involves fluid movement; radiation uses electromagnetic waves. Basic thermodynamics concept. [[NCERT Physics Class 11]]

Topic Physics - Heat Transfer
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