The delay period in compression ignition engines depends upon
A. Temperature and pressure in the cylinder at the time of injection
B. Nature of the fuel mixture strength
C. Relative velocity between the fuel injection and air turbulence pressure of residual gases
D. All of the above
Answer: Option D
Solution (By Examveda Team)
The delay period in compression ignition engines depends upon:- Temperature and pressure in the cylinder at the time of injection.
- Nature of the fuel mixture strength.
- Relative velocity between the fuel injection and air turbulence pressure of residual gases.

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