In the following figure of the air furnace, what does the question mark represent?(a) Bungs(b) Fire place(c) Fire bars(d) HearthI have been asked this question during an interview.This interesting question is from Reverberatory Furnace in portion Metal Furnace and Practice of Casting-Forming-Welding II

In the following figure of the air furnace, what does the question mar

1.	In the following figure of the air furnace, what does the question mark represent?(a) Bungs(b) Fire place(c) Fire bars(d) HearthI have been asked this question during an interview.This interesting question is from Reverberatory Furnace in portion Metal Furnace and Practice of Casting-Forming-Welding II
Answer» Right option is (d) Hearth Easy explanation: The question mark in the picture is DEPICTING a hearth. The given figure is that of an AIR FURNACE or a reverberatory furnace. This hearth finds its place above the FIRE bridge in the apparatus.

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