
Air fuel ratio for idling speed of petrol engine is: MCQ is given below:
Q20. Air fuel ratio for idling speed of petrol engine is:
(a) 6 : 1
(b) 9 : 1
(c) 12 : 1
(d) 15 : 1
SJVN ET 2013
Q20. Air fuel ratio for idling speed of petrol engine is:
(a) 6 : 1
(b) 9 : 1
(c) 12 : 1
(d) 15 : 1
SJVN ET 2013