M

Mr. Dubey • 52.30K Points
Coach

Q. Volume of air required to melt one ton of cast iron in a cupola at N.T.P. is roughly

(A) 10000 cubic metres of air
(B) 10 cubic metres of air
(C) 100000 cubic metres of air
(D) 100 cubic metres of air
Correct : Option (D)

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