A. Not required to resist the corrosive action of basic slag
B. Not subjected to fluctuation in temperature
C. Used for raising & maintaining high temperature
D. Both B. and C.
Correct Answer: D. Both B. and C. ✔
Last Updated: March 05, 2019
A. Not required to resist the corrosive action of basic slag
B. Not subjected to fluctuation in temperature
C. Used for raising & maintaining high temperature
D. Both B. and C.
Correct Answer: D. Both B. and C. ✔
Last Updated: March 05, 2019