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

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

Options:

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

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