Turn down ratio of a burner – McqOptions

MCQOPTIONS

1.	Turn down ratio of a burner
A.	should be as low as possible i.e., 1 : 2.
B.	should be 1:1 for a batch type furnace..
C.	is the ratio of maximum to minimum permissible heat input rates.
D.	is normally much more for a continuous furnace as compared to a batch furnace.
Answer» D. is normally much more for a continuous furnace as compared to a batch furnace.

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