During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the

Question: During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the
[A].

incomplete combustion.

[B].

complete combustion.

[C].

high oxygen in flue gas.

[D].

none of these.

Answer: Option B

Explanation:

No answer description available for this question.