Question:-
The knocking tendency in compression ignition engines increases with:
Option (A)
Increase of coolant water temperature
Option (B)
Increase of temperature of inlet air
Option(C)
Decrease of compression ratio
Option(D)
Increase of compression ratio
Correct Option:
(C)
Question Solution:
Decreases of CR will reduce temperature and increase delay period
question-answer-faq-9208