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
Correct Answer: Is the ratio of maximum to minimum permissible heat input rates ✔
Last Updated: March 11, 2019