Fuels and Combustion Which of the following fuel gases will require maximum amount of air for combustion of 1 Nm³ gas ? Water gas Blast furnace gas Producer gas Natural gas Water gas Blast furnace gas Producer gas Natural gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following combustibles is absent in blast furnace gas? CO H₂ None of these CH₄ CO H₂ None of these CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion __________ prohibits the use of alcohols directly in petrol engines. Low octane number Low flash point Low calorific value High cost & availability Low octane number Low flash point Low calorific value High cost & availability ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Colour Volatile matter Moisture content Ash content Colour Volatile matter Moisture content Ash content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Both A & B Neither A nor B Caking power Calorific value Both A & B Neither A nor B Caking power Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high volatile matter content will Have a very high calorific value Burn with a small non-smoky flame None of these Give less yield of tar and gas on carbonisation Have a very high calorific value Burn with a small non-smoky flame None of these Give less yield of tar and gas on carbonisation ANSWER DOWNLOAD EXAMIANS APP
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