Sail E0 Webinar
Question
If the spark plug deposit indicates black coating of soot, it indicates that the engine has been generally operating on
Options:
A .  Most economical mixture
B .  Stoichiometric mixture
C .  Too rich mixture
D .  Too lean mixture
Answer: Option C

Submit Your Solution Below and Earn Points !
Next Question

Submit Solution

Your email address will not be published. Required fields are marked *

Latest Videos

Latest Test Papers