Fuels and Combustion A coal with high ash content Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter Has higher calorific value Is not subjected to washing Is harder and stronger Has low quantity of mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Moisture content Colour Volatile matter Ash content Moisture content Colour Volatile matter Ash content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of carbon monoxide in blast furnace gas may be around 52 14 22 8 52 14 22 8 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Net calorific value is the gross calorific value less the __________ heat of water in the product of combustion when cooled to 15°C. Sensible and latent Latent Sensible None of these Sensible and latent Latent Sensible None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Is present upto 1-2% Is recovered as ammonia during its carbonisation All of these Comes from protein in parent vegetable matter Is present upto 1-2% Is recovered as ammonia during its carbonisation All of these Comes from protein in parent vegetable matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Undercharging of coal in the by-product coke ovens results in No change in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas Increase in the c.v. of coke oven gas Increase in its throughput No change in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas Increase in the c.v. of coke oven gas Increase in its throughput ANSWER DOWNLOAD EXAMIANS APP
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