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- 1. Multiple Choice
Which of the following is a fossil fuel?
Petroleum
Wood
Cow dung
Dry leaves
- 2. Multiple Choice
Identify the fuel that leaves more smoke and ash on burning.
Solid fuel
Liquid fuels
Gaseous fuels
Any one of the above
- 3. Multiple Choice
What do fuels combine with to produce heat and light?
Carbon dioxide
Carbon monoxide
Hydrogen
Oxygen
- 4. Multiple Choice
By which of the given processes is coal formed?
Carbonisation
Distillation
Vapourisation
Evaporation
- 5. Multiple Choice
Which of the forms of coal has highest percentage of carbon?
Anthracite
Bituminous
Peat
Lignite
- 6. Multiple Choice
What are the most common sources of energy used in automobiles?
Wood and coal
Petroleum and diesel
LPG and cow dung
Natural gas and coal
- 7. Multiple Choice
Which of the following properties is NOT a characteristic of a good fuel?
High Ignition temperature
Low cost
Causes minimum pollution
Readily available
- 8. Multiple Choice
Which of the following has the highest boiling point?
Kerosene
Petrol
Diesel
Water
- 9. Multiple Choice
Where is kerosene mainly used?
In laying down roads
As fuel in jet engines
In making water proof materials
In furnaces of industries
- 10. Multiple Choice
How is coke superior than coal as a fuel?
Coal is mineral and burns releasing smoke while coke is a residue
Coal is an impure form of carbon, while coke is a pure form of carbon
Only coal consists of atoms of carbon, hydrogen , oxygen and sulphur while coke mainly consists of carbon
All of the above
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