Fuels and Combustion With increase in moisture content of coal, its Bulk density always decreases None of these Clinkering tendency during combustion increases Calorific value increases sometimes Bulk density always decreases None of these Clinkering tendency during combustion increases Calorific value increases sometimes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of dry wood may be around __________ Kcal/kg. 5 500 50 5000 5 500 50 5000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draught produced by a chimney depends upon the Neither A nor B Density of the chimney gases Both A & B Height of the chimney Neither A nor B Density of the chimney gases Both A & B Height of the chimney ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not applicable to fluidised bed combustion of coal? Less heat transfer surface area is required in boilers None of these It achieves higher fuel combustion efficiency It can not burn low grade coal Less heat transfer surface area is required in boilers None of these It achieves higher fuel combustion efficiency It can not burn low grade coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is Can be used for gasification and steam generation A coking coal A black banded coal which burns with a non-smoky yellowish flame A high rank coal Can be used for gasification and steam generation A coking coal A black banded coal which burns with a non-smoky yellowish flame A high rank coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly reactive coke have lower Both B and C Porosity Coke reactivity index (CRI) Critical air blast (CAB) value Both B and C Porosity Coke reactivity index (CRI) Critical air blast (CAB) value ANSWER DOWNLOAD EXAMIANS APP
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