Exam-style question
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In a thermodynamic process, what does the term 'waste energy' refer to?.
- A.Energy that is converted into useful work
- B.Energy that is lost to the surroundings
- C.Energy that is stored in the system
- D.Energy that increases the internal energy of the system
Model answer
What a good answer should say
- Energy that is lost to the surroundings
Explanation
Why this works
Waste energy refers to energy that is not converted into useful work and is instead lost to the surroundings, often as heat.
Common mistake
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