If the spark plug deposit indicates black coating of soot, it indicates that the engine has been generally operating on?

Too lean mixture
Stoichiometric mixture
Most economical mixture
Too rich mixture

LohaHridoy

5 views

2025-01-04 04:42

1 Answers

AhmedNazir

Answer: Option 4

If the spark plug deposit indicates black coating of soot, it indicates that the engine has been generally operating on Too rich mixture

5 views Answered 2022-09-01 13:21

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