Physics · Internal Combustion Engines
In actual practical operation of a four-stroke internal combustion engine, the exhaust valve opens at which position?
- 1Just before the completion of the power (expansion) stroke✓
- 2Just after the completion of the suction stroke
- 3Just after the completion of the compression stroke
- 4Just before the completion of the compression stroke
Correct answer
Just before the completion of the power (expansion) stroke
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