Quiz on Combustion and Fuels

All fuels contain hydrocarbons.

• True

• False

Manufactured gas is any gas produced from coal, oil, liquefied petroleum, or natural gas.

• True

• False

Combustion is a chemical reaction in fuel that occurs when oxygen reacts with hydrogen (H) and carbon (C) at an ignition temperature.

• True

• False

Liquefied petroleum is the most popular gas fuel used for heating.

• True

• False

The two main causes of combustion inefficiency are incomplete combustion and an excess amount of air.

• True

• False

Nonrenewable energy is energy that is generated from rivers, the sun, oceans, and from beneath the surface of the planet.

• True

• False

The two types of dilution air are natural and induced.

• True

• False

Combustion produces heat and light as oxygen and elements in fuel recombine to form different substances.

• True

• False

Gas fuels are measured in gallons (gal.).

• True

• False

Combustion is the process of breaking a liquid into small droplets.

• True

• False