Step 3 » GENERAL learning environment Category C (C, C1)

GENERAL Learning Environment Category C (C, C1)
Question 446 of 533

The number 14 in the marking 185/70R 14, present on a tire, represents:

A the maximum speed limit at which one can drive, namely 140 km/h;
B the diameter of the rim, expressed in inches, meaning the equivalent of 365 mm;
C the recommended pressure, namely 1.4 atmospheres.

Explanation

Explanation text category C / driving test questions drpciv:
The number 14 in the marking 185/70R 14, present on a tire, represents the diameter of the rim, expressed in inches, meaning the equivalent of 365 mm.
The markings on the sidewalls such as 185/70R 14 84V mean:
- 185 represents the width of the tire in millimetres.
- 70 represents the ratio between the sidewall height and the width of the tire.
- R represents the radial structure.
- 14 represents the inner diameter of the tire.
- 84 represents the maximum admissible load on a tire at maximum speed, this number being the equivalent of a 500 kg load.
- V represents the speed index.
Correct answer: B
 
Driving test questions drpciv category C explained.

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