CDL Practice Tests

General Knowledge Test Part 2

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Question #1 of 69

General Knowledge Test Question Image

Name two causes of tire fires?

Under-inflated tires and poor retreads can cause tire fires.

Under-inflated tires and duals that touch can cause tire fires.

Hot brakes and under-inflated tires can cause tire fires.

Duals that touch and road debris can cause tire fires.

CDL Test Source: Federal Motor Carrier Safety Administration.


CDL Practice Test (Home) | General Knowledge Test 1 (Learning)

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Combination Vehicles (Learning) | Hazardous Materials (Learning) | Doubles & Triples (Learning)

Tanker Test (Learning) | School Bus (Learning) | Passenger Vehicle (Learning)

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