Fuels and Combustion Gobar gas is produced by the __________ of 'gobar' (cow dung). Fermentation Dehydration Hydrolysis Oxidation Fermentation Dehydration Hydrolysis Oxidation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of gaseous fuels, deficiency of air Lengthens the flame Increases the flame temperature Does not affect the flame length Tends to shorten the flame Lengthens the flame Increases the flame temperature Does not affect the flame length Tends to shorten the flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest heat of combustion? CH₄ CO C₂H₆ H₂ CH₄ CO C₂H₆ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a primary fuel? Gasoline Wood charcoal Blast furnace coke Natural gas Gasoline Wood charcoal Blast furnace coke Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Bituminous coal Coke Semi-bituminous coal Aanthracite Bituminous coal Coke Semi-bituminous coal Aanthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of stored coal results in the Decrease in its caking power & calorific value All of these Decrease in its carbon & hydrogen content Increase in its oxygen content Decrease in its caking power & calorific value All of these Decrease in its carbon & hydrogen content Increase in its oxygen content ANSWER DOWNLOAD EXAMIANS APP
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