Ontario Class B Practice Test · Question
Continuous heavy use of service brakes downhill can cause:
Overheated drums and linings lose friction (brake fade) and may fail.
Start free practice for Ontario Class B Practice Test
50 questions · no signup required · 40 free questions per day
Question: Continuous heavy use of service brakes downhill can cause:
Answer options: ✅ Brake fade due to overheating
- Stronger braking power
- Lower fuel use
- Higher tire pressure
Correct answer: Brake fade due to overheating
Explanation: Overheated drums and linings lose friction (brake fade) and may fail.
Start free practice for Ontario Class B Practice Test
50 questions · no signup required · 40 free questions per day
More about Ontario Class B Practice Test
Related Questions
- In a bus equipped with air brakes, the parking brake is typically:
- The 'low air pressure warning' on a bus must activate before pressure drops below:
- The low-air-pressure warning device must activate before pressure drops below:
- Smith System's first key 'Aim High in Steering' means:
- Spring (parking) brakes on an air-brake bus apply automatically when pressure falls to approximately:
- A Class 2 licence in Canada allows you to drive:
More for Ontario Class B Practice Test candidates
Practice tests
Question explanations
Ready to practice?
Free, no signup required. Build a wrong-question list as you go.
Start Free Ontario Class B Practice Test Practice →Related courses
Other Canadian certifications candidates often prepare for alongside this one.