Presentation on Spark Plugs

What is one of the topics covered in the presentation on Spark Plugs?

• Spark Plug Wiring

• Spark Plug Construction

• Spark Plug Voltage

• Spark Plug Resistance

Which topic related to Spark Plugs is NOT mentioned in the presentation?

• Spark Plug Reach

• Spark Plug Servicing

• Spark Plug Installation

• Spark Plug Seating and Heat Range

What is one of the primary functions of a spark plug in an engine?

• To cool the engine

• To ignite the air and fuel mixture

• To filter the oil

• To increase fuel efficiency

Which component of the spark plug is directly involved in removing heat from the combustion chamber?

• Terminal

• Ribbed insulator

• Conductive seal

• Shell

Identify the part of the spark plug labeled as 'Centre electrode' in the diagram.

• Part that connects to the ignition system

• Part that conducts electricity to the tip

• Part that seals the combustion chamber

• Part that supports the insulator

What is the purpose of the hexagonal section on the steel shell?

• To increase the weight of the shell

• For aesthetic appeal

• For plug removal and fitting

• To hold additional components

What is done to the steel shell to minimize corrosion?

• It is painted with oil-based paint

• It is electroplated with nickel

• It is coated with plastic

• It is submerged in water

How is the steel shell attached to the cylinder head?

• By welding

• By using adhesive

• By screwing it into the cylinder head

• By snapping it into place

How many sides does a spark plug have on the part designed for plug removal and replacement?

• Four sides

• Six sides

• Eight sides

• Twelve sides

What is the primary purpose of the ceramic insulator as described in the image?

• To increase conductivity

• To prevent high voltages from shorting to ground

• To enhance electrical resistance

• To conduct heat away from the device