1. Starts at 40° after bottom dead center and ends at 10° before top dead center
  2. Starts at 40° before top dead center and ends at 40° after top dead center
  3. Starts at top dead center and ends at 40° before bottom dead center
  4. May start and end anywhere
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1 Answers

Answer: Option 1

In a four stroke cycle diesel engine, the compression Starts at 40° after bottom dead center and ends at 10° before top dead center

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