Physics, 08.10.2019 16:00 soloriorafa

Which of the following statements correctly describes the position of the intake and exhaust valves during most of the power stage in a four-cycle gas engine?
a. both the intake valve and the exhaust valve are open.
b. the intake valve is open and the exhaust valve is closed.
c. the intake valve is closed and the exhaust valve is open.
d. both the intake valve and the exhaust valve are closed.

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Which of the following statements correctly describes the position of the intake and exhaust valves...

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