Fuels and Combustion Coals used for the generation of producer gas should have High volatile matter content Very low ash content (8-10%) High caking index Low fusion point of ash High volatile matter content Very low ash content (8-10%) High caking index Low fusion point of ash 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. None of these Sensible and latent Latent Sensible None of these Sensible and latent Latent Sensible ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draught produced by a chimney depends upon the Neither A nor B Height of the chimney Both A & B Density of the chimney gases Neither A nor B Height of the chimney Both A & B Density of the chimney gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Coal can be pulverised with great difficulty Coal can be easily pulverised Coal can't be pulverised Power consumption in grinding the coal will be very high Coal can be pulverised with great difficulty Coal can be easily pulverised Coal can't be pulverised Power consumption in grinding the coal will be very high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Calorific value Neither A nor B Both A & B Caking power Calorific value Neither A nor B Both A & B Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is C₂H₆ CH₄ (upto 90%) H₂ C₃H₈ C₂H₆ CH₄ (upto 90%) H₂ C₃H₈ ANSWER DOWNLOAD EXAMIANS APP