Combustion of fuel in a furnace with oxygen enriched air results in higher__________________?

Question: Cement Kiln is a
[A].

rotary Kiln

[B].

tunnel Kiln

[C].

natural draft furnace

[D].

batch furnace

Answer: Option A

Explanation:

No answer description available for this question.

Question: If the flame is produced under the hearth and then sweeps up into the heating chamber, this is called a/an __________ furnace.
[A].

sidefired

[B].

underfired

[C].

covered

[D].

recirculating

Answer: Option B

Explanation:

No answer description available for this question.

Question: Example of an indirectly heated furnace is
[A].

hood annealing furnace

[B].

muffle furnace

[C].

both (a) and (b)

[D].

neither (a) nor (b)

Answer: Option C

Explanation:

No answer description available for this question.