Why is the middle portion in a continuous kiln widened?(a) To accommodate more fuel(b) To collect lime at bottom(c) To allow the flow of limestone from top(d) To accommodate hot gases of combustionThe question was asked in a national level competition.My doubt stems from Calcination and Slaking of Lime in division Materials for Construction of Basic Civil Engineering

Why is the middle portion in a continuous kiln widened?(a) To accommod

1.	Why is the middle portion in a continuous kiln widened?(a) To accommodate more fuel(b) To collect lime at bottom(c) To allow the flow of limestone from top(d) To accommodate hot gases of combustionThe question was asked in a national level competition.My doubt stems from Calcination and Slaking of Lime in division Materials for Construction of Basic Civil Engineering
Answer» Right option is (d) To accommodate hot gases of combustion To ELABORATE: The kiln has TWO sections – upper one to store LIMESTONE and LOWER one to collect lime.As burning continues, hot gases are releases.These are then accommodated in the middle portion.

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