Low-grade energy is:

  1. thermal energy at a temperature close to the surroundings
  2. gravitational PE of a dam
  3. electrical energy
  4. chemical energy in fuel
Answer

A) thermal energy at a temperature close to the surroundings

Hard to use for work. SLO P-11-C-19 · Understanding

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