. A coal having high volatile matter content will
(A) Give less yield of tar and gas on carbonisation
(B) Burn with a small non-smoky flame
(C) Have a very high calorific value
(D) None of these
(A) Give less yield of tar and gas on carbonisation
(B) Burn with a small non-smoky flame
(C) Have a very high calorific value
(D) None of these