Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C.

Fuels and Combustion
Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C.

105

145

85

70

105

145

85

70

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Fuels and Combustion
Fuel for a fast breeder nuclear reactor is

Radium

Uranium

Plutonium

Neptunium

Radium

Uranium

Plutonium

Neptunium

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Fuels and Combustion
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.

Fixed

Entrained

Fluidised

Moving

Fixed

Entrained

Fluidised

Moving

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Fuels and Combustion
Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.

400-500

900-1000

1400-1500

1700-1800

400-500

900-1000

1400-1500

1700-1800

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Fuels and Combustion
As the equilibrium moisture content of the coal increases, its

Swelling number decreases

Swelling number increases

Bulk density decreases

Calorific value increases

Swelling number decreases

Swelling number increases

Bulk density decreases

Calorific value increases

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Fuels and Combustion
A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that

No excess air has been used for combustion

21% excess oxygen has been used for combustion

21% excess air has been used for combustion

Complete combustion of fuel has taken place

No excess air has been used for combustion

21% excess oxygen has been used for combustion

21% excess air has been used for combustion

Complete combustion of fuel has taken place

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Fuels and Combustion

Fuels and Combustion Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C.

Fuels and Combustion Fuel for a fast breeder nuclear reactor is

Fuels and Combustion Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.

Fuels and Combustion Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.

Fuels and Combustion As the equilibrium moisture content of the coal increases, its

Fuels and Combustion A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that

Fuels and Combustion
Correct viscosity of furnace oil at the burner tip for proper atomisation is about 25 centistokes. To reduce the viscosity of high viscosity furnace oil (250 centistokes) to the correct atomisation viscosity (i.e. 25 cst), it should be preheated to about____°C.

Fuels and Combustion
Fuel for a fast breeder nuclear reactor is

Fuels and Combustion
Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier.

Fuels and Combustion
Gasification of the solid fuel converts its organic part into combustible by interaction with air/oxygen and steam so as to obtain a secondary gaseous fuel of high calorific value having no ash. Gasification reactions are normally carried out at about __________ °C.

Fuels and Combustion
As the equilibrium moisture content of the coal increases, its

Fuels and Combustion
A carbonaceous fuel (containing no H₂ or hydrocarbons) is burnt and the resulting flue gas contains 21% CO₂. It means that