Fuels And Combustion - Study Mode

[#261] Main constituents of benzol are
Correct Answer

(A) Benzene, toluene & xylene

[#262] A coal containing very high percentage of durain is called __________ coal.
Correct Answer

(B) Splint

[#263] In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of
Correct Answer

(C) Combustion of coal by supplying it around the burner

[#264] Grindability index of a coal is 100. It implies that the
Correct Answer

(C) Coal can be easily pulverised

[#265] Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr.
Correct Answer

(A) 2.5