» Unlabelled » The bituminous coal is non-caking if its carbon content is _____.

Monday, 8 July 2013

The bituminous coal is non-caking if its carbon content is _____.

(a) 78-81%  
(b) 81-85%
(c) 85-90%  
(d) 90-95%
(e) 95-100%.

Ans: a

at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)