Higher percentage of ash in coal meant for the production of metallurgical grade coke (A) Decreases the hardness of coke (B) Decreases the abrasion resistance of coke (C) Causes brittleness in steel (D) None of these

Higher percentage of ash in coal meant for the production of
metallurgical grade coke
(A) Decreases the hardness of coke
(B) Decreases the abrasion resistance of coke
(C) Causes brittleness in steel
(D) None of these
by

1 Answer

Answer :

(D) None of these
by

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