Exam-style question
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In a heat engine, what is the role of a heat sink?.
- A.To absorb waste heat from the engine.
- B.To provide energy input to the engine.
- C.To increase the engine's efficiency.
- D.To convert mechanical energy to thermal energy.
Model answer
What a good answer should say
- To absorb waste heat from the engine.
Explanation
Why this works
A heat sink is designed to absorb excess heat from the engine, allowing it to operate efficiently by removing waste heat that cannot be converted into work.
Common mistake
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