Fuels and Combustion The pyragallol solution used in orsat apparatus can absorb Both O₂ and CO Only O₂ Both O₂ and CO₂ All of these Both O₂ and CO Only O₂ Both O₂ and CO₂ All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The difference between total carbon and fixed carbon of coal will be minimum in case of High temperature coke (V.M < 0.5%) Anthracite Lignite Bituminous coal High temperature coke (V.M < 0.5%) Anthracite Lignite Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Micum Index of a coke is a measure of its Hardness & strength Reactivity Bulk density Porosity Hardness & strength Reactivity Bulk density Porosity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Higher amount of methane Lower amount of hydrogen Both A & B Higher amount of both methane and hydrogen Higher amount of methane Lower amount of hydrogen Both A & B Higher amount of both methane and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value (kcal/Nm³) ? Gobar gas Carburetted water gas LPG Natural gas Gobar gas Carburetted water gas LPG Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bright coal Contains more than 90% durain Contains more than 90% fussain Is non-coking Contains mainly vitrain & clarain and is generally coking Contains more than 90% durain Contains more than 90% fussain Is non-coking Contains mainly vitrain & clarain and is generally coking ANSWER DOWNLOAD EXAMIANS APP
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