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SCORPION-xisa [38]
2 years ago
8

In an actual engine, the top of the cylinder is covered by the?

Advanced Placement (AP)
1 answer:
Softa [21]2 years ago
4 0
Answer: B. Valves

The intake valve allows oxygen laden air to be drawn into the cylinder. The air mixes with the fuel and combusts in the cylinder to deliver power.
The exhaust valve opens to expel combustion products before the next cycle begins.
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