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AP EAMCET202527 May 2025Morning ShiftPhysicsThermodynamicsActual

The efficiency of a Carnot's heat engine is 1 3 . If the temperature of the source is decreased by 50^ C and the temperature of the sink is increased by 25^ C , the efficiency of the engine becomes 3 16 . The initial temperature of the sink is

Options

  1. A325 K
  2. B375 K
  3. C350 K
  4. D300 K

Correct answer

D. 300 K

Step-by-step solution

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