Question

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 closed and the exhaust valve is open. C. The intake valve is open and the exhaust valve is closed. D. Both the intake valve and the exhaust valve are closed.

Answer 1

D. Both the intake valve and the exhaust valve are closed good luck

Answer 2

D. Both the intake valve and the exhust valve are closed.