Question:-
Which of the following combustion chamber design features reduce (s) knocking in S.I. engines?
1. Spark plug located near the inlet valve.
2. T-head
3. Wedge shaped combustion chamber
4. Short flame travel distance
Select the correct answer using the code given below:
Option (A)
1 and 3
Option (B)
3 only
Option(C)
3 and 4
Option(D)
1 and 2
Correct Option:
(C)
question-answer-faq-9216