Solid Fuels and Energy Sources Quiz

A solid fuel made by heating coal in the absence of air so that the volatile components are driven off.

• coke

• briquette

• wood

• charcoal

• peat

Where is bagasse used as a fuel?

• for oven

• for vehicles

• for electricity generators

• to heat houses

• for metallurgical processes

What is the low-temperature carbonisation of coke?

• 100-200 C

• 300-400 C

• 500-700 C

• 700-900 C

• 900-1100 C

What is a briquette?

• a block of compressed charcoal or coal dust used as fuel

• the dry pulpy residue left after the extraction of juice from sugar cane, used as fuel for electricity generators

• a solid fuel made by heating coal in the absence of air so that the volatile components are driven off

• a porous black solid, consisting of an amorphous form of carbon

• a residue when wood, bone, or other organic matter is heated in the absence of air

Highlight the correct progression of coal formation.

• lignite, bituminous, anthracite, peat

• bituminous, peat, lignite, anthracite

• anthracite, bituminous, peat, lignite

• peat, lignite, bituminous, anthracite

• peat, anthracite, lignite, bituminous

What kind of fuel is it?

• permanent

• solid

• endless

• domestic

• industrial

What is the solid fuel made by heating coal in the absence of air so that the volatile components are driven off?

• coke

• charcoal

• briquette

• bagasse

• tanbark

Advantages of liquid fuels:

• they are easy to transport through pipes

• they can be stored indefinitely without any loss

• they are clean in use and economic to handle

• loss of heat in chimney is very low due to greater cleanliness

• all answers are correct

What is the vegetable tissue of trees and bushes? It consists mainly of cellular tissue and lignin and lesser parts of fat and tar, as well as sugar.

• peat

• wood

• lignite

• hard coal

• charcoal

What is the inorganic solid residue left after the fuel is completely burned? Its primary ingredients are silica, aluminum, iron, and calcium; small amounts of magnesium, titanium, sodium, and potassium may also be present.

• fixed carbons

• volatile matters

• ash

• moisture

• no correct answer