Fuels and Combustion Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal. Gasification Hydrogenation None of these Carbonisation Gasification Hydrogenation None of these Carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation (as compared to high temperature carbonisation) of coal Aliphatic tar is produced Free carbon in tar is more All of these Ammonia yield is more Aliphatic tar is produced Free carbon in tar is more All of these Ammonia yield is more ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High pressure coal gasification is employed in __________ process. Winkler Kopper-Totzek Lurgi None of these Winkler Kopper-Totzek Lurgi None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The bright glow of a combustion process is the characteristic of __________ temperature oxidation of coal. Slow & high Slow & low Fast & slow Fast & high Slow & high Slow & low Fast & slow Fast & high ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its Caking power None of these Calorific value Oxygen content Caking power None of these Calorific value Oxygen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of gaseous fuels, deficiency of air Tends to shorten the flame Lengthens the flame Does not affect the flame length Increases the flame temperature Tends to shorten the flame Lengthens the flame Does not affect the flame length Increases the flame temperature ANSWER DOWNLOAD EXAMIANS APP
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