Physics · IC Engines
In a standard four-stroke petrol engine operating under practical valve timing regulations, which of the following statements is true?
- 1The intake valve closes before Top Dead Center (TDC).
- 2The intake valve closes after Bottom Dead Center (BDC).✓
- 3The exhaust valve closes before Bottom Dead Center (BDC).
- 4The exhaust valve opens before Top Dead Center (TDC).
Correct answer
The intake valve closes after Bottom Dead Center (BDC).
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