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Question 30857
JEE Physics · Hard

Elasticity, Thermal Expansion, Calorimetry and Heat Transfer: Specific Heat MCQ

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Specific HeatHardQuestion 30857

Question

Newton's law of cooling says rate of heat loss is proportional to:
  1. A
    Absolute temperature
  2. B
    Temperature difference with surroundings
    Correct
  3. C
    Square of temperature
  4. D
    Temperature alone

Correct answer

Temperature difference with surroundings

Explanation

Newton's law of cooling: dQ/dt ∝ (T − T_surroundings). Valid for small temperature differences.

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