Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Very little excess air Preheated secondary air Low amount/current of combustion air High amount/current of combustion air Very little excess air Preheated secondary air Low amount/current of combustion air High amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between the net and gross calorific value is maximum in case of Blast furnace gas Fuel oil Bituminous coal Pitch Blast furnace gas Fuel oil Bituminous coal Pitch ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Assam coals suffers mainly from the disadvantage of high __________ content. Volatile matter Moisture Ash Sulphur (4-6%) Volatile matter Moisture Ash Sulphur (4-6%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzene is used As a perfume As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a motor fuel As a perfume As an explosive For making insecticides (e.g., DDT, BHC etc.), detergent & rubber (SBR) As a motor fuel ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its Strength None of these Reactivity Hardness Strength None of these Reactivity Hardness ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about 8800 kcal/m³ 8800 kcal/kg 25000 kcal/kg Same as that of coal middling 8800 kcal/m³ 8800 kcal/kg 25000 kcal/kg Same as that of coal middling ANSWER DOWNLOAD EXAMIANS APP
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