Wheels and tyres

what is the tread pattern shown?

• unidirectional
• symmetrical
• asymmetrical
• Mud and Snow

The legal minimum tread depth for a tyre in the U.K is?

• 7.5mm accross the middle 16% of tread
• 1.6 mm accross the centre 75% of tread
• 1.7mm accross the centre 75% of tread
• 1.6mm accross all the tread

What is the component shown?

• belt plies
• tread depth indicator
• tread wear indicator
• where they join the tyre together

What is the purpose of tyre tread?

• to grip the road
• to look good
• to save weight
• to displace water

what is the minimum water displacement for a tyre moving at 30mph?

• 1 gallon of water per second
• 5 gallons of water per second
• 1 gallon of water per minute
• 0.5 litres of water per second

what type of tyre construction is shown?

• Bias belted
• radial
• cross ply
• ply wood

what would the letter "V" represent on a tyre?

• construction type
• very fast
• load index
• speed rating

A tyre with "patchy" worn tread will be?

• incorrectly balanced
• incorrectly aligned
• underinflated
• overinflated

a tyre with an aspect ratio of 175/50 would be described as a?

• standard size
• a run flat
• a mud and snow
• a low profile

An Alloy wheel will?

• reduce unsprung weight?
• increase unsprung weight
• turn quicker
• allow the steering to be lighter