Coal is finally pulverised to 200 mesh size for burning in boilers by a (A) Hammer crusher(B) Ball mill(C) Roll crusher(D) Gyratory crusher

Coal is finally pulverised to 200 mesh size for burning in boilers by a
(A) Hammer crusher
(B) Ball mill
(C) Roll crusher
(D) Gyratory crusher
by

1 Answer

Answer :

(B) Ball mill
by

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Last Answer : (A) Ensure its complete combustion

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