Q
Which of the following accentuates clinkering trouble on furnace grate burning coal ?
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A
A. Low reactivity of carbonised residue containing high proportions of iron & sulphur
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B
B. Low forced draught and fuel bed temperature
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C
C. Thick fire bed and preheated primary air
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D
D. All a., b. and c.
Correct Answer:
D. D. All a., b. and c.