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During the power or combustion stage of a piston cycle, both valves are necessarily closed, because the expansion of gases is driving the piston down.
During a deadlift exercise, the correct shoulder position to maintain is to keep them pulled back and down, away from the ears, to maintain a strong and stable upper body position.
-intake: exhaust closed, intake open -compression: exhaust closed, intake closed -combustion: exhaust closed, intake closed -exhaust: exhaust open, intake closed
They are closed during the power stage.
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Both the intake and the exhaust valve are closed.
During a squat exercise, the correct arm position to maintain is to keep your arms extended in front of you or crossed over your chest to help with balance and stability.
In Texas Holdem, the correct betting order to follow during a hand is as follows: Small Blind, Big Blind, Under the Gun, Early Position, Middle Position, Late Position, and the Button.
During a bench press exercise, the correct shoulder position to maintain is to keep them retracted and depressed. This means pulling your shoulders back and down, rather than allowing them to round forward or shrug up towards your ears. This position helps to stabilize the shoulders and prevent injury during the exercise.
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