During combustion of coal on grate, clinker formation is increased by the

Question: During combustion of coal on grate, clinker formation is increased by the
[A].

use of thick fire bed.

[B].

low fusion point of ash (< 1100° C).

[C].

use of preheated primary air.

[D].

all (a), (b) & (c).

Answer: Option D

Explanation:

No answer description available for this question.