Doubling TH (in kelvin) with TC fixed:

  1. does not change the efficiency
  2. halves the efficiency
  3. increases the maximum efficiency
  4. makes it 100%
Answer

C) increases the maximum efficiency

TC/TH gets smaller. SLO P-11-C-23 · Knowledge

Physics MCQ · More Heat Engines, Second Law and Entropy MCQs · Practise