Practice question

To prevent your tires and engine from overheating while you are driving in especially hot weather, you should:

  1. Increase your speed.
  2. Decrease your speed.
  3. Drive on the shoulder.
  4. Drive with your windows down.

Answer: B — Decrease your speed.

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: Pennsylvania CDL Class B Knowledge Test 1 →