What type of waste produced by combustion chamber?

• Dust

• Water

• Toxic gasses

• Waste oil

Which is most give harmful and danger cause by smog?

• Electric devices

• Bodywork and paint

• Humans and environmental

• Engine performance and cooling system

What are the gases contained

after air fuel mixture burned in combustion chamber?

• Nitrogen, Carbon Dioxide.

• Oxygen, Hydrogen, Water.

• Helium, Nitrous Oxide, Sulfuric.

• Hydrocarbons, Carbon monoxide, Oxides of nitrogen.

What is the name of this component?

• Exhaust muffler

• Center silencer

• Catalytic converter

• Exhaust Manifold

Normal exhaust manifold is usually made from ceramic.

• True

• False

Exhaust mufflers are designed to reduce sound levels at these frequency

0 – 6000 Hz

• True

• False

An exhaust pipe must be carefully designed to carry oxygen away from the users of the vehicle

• True

• False

What is the function of this sensor?

• Sense the speed of exhaust gas

• Sense the heat of exhaust gas

• Sense the oxygen in exhaust gas

• Sense the leak in the exhaust system

What are the gases contained after air fuel mixture burned in combustion chamber?

• Nitrogen, Carbon Dioxide.

• Oxygen, Hydrogen, Water.

• Helium, Nitrous Oxide, Sulfuric.

• Hydrocarbons, Carbon monoxide, Oxides of nitrogen.

What is purpose of this component?

• Short muffler

• Hold the whole exhaust system

• Absorb vibration and engine movement.

• Reduce exhaust sound and silent.