Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an

Question: Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an
[A].

blast furnace.

[B].

steam boiler.

[C].

salt bath furnace.

[D].

annealing furnace.

Answer: Option C

Explanation:

No answer description available for this question.