Tyre and rim technology

What is the main purpose of the tyre's bead?

• To provide traction on the road

• To ensure an airtight fit with the wheel

• To absorb road shock

• To reduce rolling resistance

Which type of tyre construction is most commonly used in modern vehicles?

• Cross-ply

• Radial

• Bias ply

• Bias belted

What is the main function of the tread on a tyre?

• To provide an airtight seal

• To add strength and disperse water

• To increase tyre flexibility

• To reduce noise

What does the letter 'R' indicate in a tyre's service description?

• The tyre's load capacity

• The tyre's aspect ratio

• The tyre's radial construction

• The tyre's speed rating

Which tread pattern is known for its quiet and long-lasting performance?

• Directional asymmetrical

• Symmetrical

• Directional

• Asymmetrical

A tyre side wall reads 195/50/15 98v , what does 98 refer to?

• Load index

• Speed rating

• Wheel diameter

• Aspect ratio

• Tyre width

A tyre side wall reads 195/50/15 98v , what does 15 refer to?

• Tyre width

• Rim diameter

• Aspect ratio

• Speed rating

• Load index

A tyre side wall reads 195/50/15 98v , what does 50 refer to?

• Rim diameter

• Aspect ratio

• Tyre width

• Speed rating

• Load index

A tyre side wall reads 195/50/15 98v , what does V refer to?

• Speed rating

• Load index

• Tyre width

• Aspect ratio

• Wheel diameter