The specific fuel consumption for a petrol engine first decreases with increase in fuel air ratio and then increases with further increase in air fuel ratio. The maximum value occurs in the range of ____________
A. lean mixture
B. chemically correct mixture
C. rich mixture
D. none of the mentioned
Answer:A
The specific fuel consumption for a petrol engine first decreases with increase in fuel air ratio and then increases with further increase in air fuel ratio. The maximum value occurs in the range of ____________
A. lean mixture B. chemically correct mixture C. rich mixture D. none of the mentioned