A rocket converts the thermal energy produced by combustion into the kinetic energy of high-speed exhaust gases, which generates thrust. A thermocouple converts thermal energy to electrical potential, while batteries and fuel cells convert chemical energy to electrical energy.
Which of the following converts’ thermal energy to kinetic energy?
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Question context
This question is part of ⚙️ Mechanical Eng within the broader 🛠️ Engineering Essentials subject and appears in the PTS Pakistan Testing Service preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.