An engine does 400 J of work with 25% efficiency. The heat taken in is:

  1. 1200 J
  2. 1600 J
  3. 400 J
  4. 100 J
Answer

B) 1600 J

QH = W/eta. SLO P-11-C-13 · Knowledge

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