A refrigerator removes 400 J from its contents using 100 J of electrical work. The heat given out to the kitchen is:

  1. 100 J
  2. 500 J
  3. 400 J
  4. 300 J
Answer

B) 500 J

QH = QC + W = 500 J. SLO P-11-C-17 · Understanding

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