Blue smoke indicates: Agricultural Engineering Mcqs June 17, 2019 BILAL KHATTAK0 A.Presence of water in fuel B.Burning of lubricant in cylinder C.Presence of waer in lubricant D.Rich air and fuel mixter Related Mcqs: White smoke indicates: Black smoke indicates: A smoky blue exhaust is due to A blue smoke from a diesel engine indicates presence of Suitable lubricant for 2-stroke engines is: Suitable lubricant for 4-stroke engines is: In a Diesel engine the function of a fuel injector is To augment the thrust of jet propulsion units part of the fuel is burned in the exhaust. How does this fuel burn A diesel engine is to be redesigned to improve the overload capacity. The design feature which will be influenced is Which one of the following is a wrong staement?