Fuels and Combustion Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. 15 & 8 10 & 20 3 & 10 10 & 3 15 & 8 10 & 20 3 & 10 10 & 3 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. 36 18 28 6 36 18 28 6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Height of coke oven is limited (say maximum upto 7 metres) mainly by the Problem in door cleaning Structural strength of silica bricks Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing Problem in door cleaning Structural strength of silica bricks Problem of uniform heating along its height Buckling of ram of pusher car at the time of coke pushing ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The internal energy of the combustion products is __________ compared to that of reactants. Equal Less More More or less ; (depends on the state of fuel.) Equal Less More More or less ; (depends on the state of fuel.) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hard coke is manufactured from Lignite Semi-anthracite Anthracite Bituminous coal Lignite Semi-anthracite Anthracite Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Absorbing in vetro-coke solution Adsorbing on bog iron bed Scrubbing with wash oil (a petroleum product) None of these Absorbing in vetro-coke solution Adsorbing on bog iron bed Scrubbing with wash oil (a petroleum product) None of these ANSWER DOWNLOAD EXAMIANS APP
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