Fuels and Combustion Coal is heated in absence of air for 7 minutes at a temperature of about __________ °C, during its volatile matter determination for proximate analysis. 1150 550 750 950 1150 550 750 950 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Yield of tar is about 3% of dry coal Volatile matter in coke is zero Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Yield of tar is about 3% of dry coal Volatile matter in coke is zero Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coke has the least percentage of ash? Petroleum coke Beehive coke Metallurgical coke Foundary coke Petroleum coke Beehive coke Metallurgical coke Foundary coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which is the most matured coal? Semi-anthracite Lignite Bituminous Anthracite Semi-anthracite Lignite Bituminous Anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion While the first commercial low temperature coal carbonisation plant is located at Neyveli (in Chennai), the second such plant has been built at Dankuni (West Bengal) Raniganj Singreni (AP.) Dhanbad Dankuni (West Bengal) Raniganj Singreni (AP.) Dhanbad 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 Buckling of ram of pusher car at the time of coke pushing Problem of uniform heating along its height Structural strength of silica bricks Problem in door cleaning Buckling of ram of pusher car at the time of coke pushing Problem of uniform heating along its height Structural strength of silica bricks ANSWER DOWNLOAD EXAMIANS APP
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