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Which uses combustion by moving pistons, which respond to a change in pressure?

heat engine
furnace
refrigeration unit
heat pump

;-;

User Ragnarokkr
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2 Answers

6 votes

Answer:

A) heat engine

Step-by-step explanation:

User Pmhargis
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5 votes

Answer:

I think it is heart engine. I am studying Mechanics aswell

User Mytabi
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