Revision question · Vehicle condition

During sustained high-speed travel, what can happen to an under-inflated bus tyre?

Revision material from the imported DVSA bank includes source-checked Lanekind learning corrections. These corrections are not newly issued official examination questions, and practice does not reproduce a live test paper.

Answer options

The tyres on the larger wheels are more likely to overheat

It can flex excessively and overheat

The tyres on the larger wheels are more likely to lose pressure

The tyres on the smaller wheels are more likely to lose pressure

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It can flex excessively and overheatThis was the right answer

Under-inflation increases flexing and can cause thermal damage or rapid deflation. Wheel diameter alone does not establish which tyre will overheat. Use the load-adjusted pressure and inspect any damage.

Reviewed reading for this question

Prevent heat damage with correct tyre pressureReviewed guidance summary · Sustained operation and under-inflation can overheat a tyre; the corrected small-wheel question no longer invents a universal size ranking.

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