General Studies · Thermodynamic Cycles
The thermal efficiency of a Diesel cycle approaches the efficiency of an Otto cycle for the same compression ratio when the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cut-off ratio remains constant
- 2Cut-off ratio becomes zero (fuel injection duration is zero)✓
- 3Cut-off ratio is decreased
- 4Cut-off ratio is increased
Correct answer
Cut-off ratio becomes zero (fuel injection duration is zero)
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