A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon

Question: A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon
[A].

is less liable to spontaneous combustion on storage.

[B].

is more difficult to ignite and produces a shorter flame.

[C].

requires smaller combustion space and less secondary air.

[D].

none of these.

Answer: Option D

Explanation:

No answer description available for this question.