Types of Coal Quiz

What is the first stage in the formation of coal from wood?

• Bituminous coal

• Anthracite

• Peat

• Lignite

Why does peat need to be dried before use?

• It has a high ash content.

• It contains a large amount of moisture.

• It has a low calorific value.

• It is difficult to transport.

In which country is peat used for power generation?

• India

• Russia

• United States

• China

Which type of coal has a high percentage of fixed carbon and is very hard?

• Lignite

• Semi-bituminous coal

• Bituminous coal

• Anthracite

What is the average calorific value of bituminous coal?

• 25,000 kJ/kg

• 31,350 kJ/kg

• 35,500 kJ/kg

• 28,000 kJ/kg

Which type of coal burns with very small amounts of smoke?

• Peat

• Semi-bituminous coal

• Lignite

• Bituminous coal

Which coal type is non-caking and burns with short blue flames?

• Lignite

• Semi-anthracite

• Bituminous coal

• Anthracite

Which coal type is amorphous and imposes transport difficulties?

• Anthracite

• Semi-bituminous

• Lignite

• Bituminous

Which coal type burns with long yellow and smoky flames?

• Peat

• Semi-bituminous coal

• Bituminous coal

• Anthracite

Which coal type is used as a domestic fuel in Europe?

• Lignite

• Peat

• Bituminous coal

• Anthracite