

McqMate
Q. |
Which of the coal have the best heating values in terms of volatile matter? |
A. | containing 20% volatile matter |
B. | containing 60% volatile matter |
C. | containing 30% volatile matter |
D. | containing 50% volatile matter |
Answer» A. containing 20% volatile matter | |
Explanation: coals containing high volatile matter produces long and smoky flame due to which its heating value decreases. semi- bituminous coal has the highest heating value due to less volatiles content. |
View all MCQs in
Engineering ChemistryNo comments yet