Ontario Class B Practice Test · Question
Low clearance signs are critical for buses because they indicate:
Low clearance signs warn of the maximum overhead height at bridges, tunnels and structures.
Start free practice for Ontario Class B Practice Test
50 questions · no signup required · 40 free questions per day
Question: Low clearance signs are critical for buses because they indicate:
Answer options:
- Speed limits ✅ Maximum vehicle height that can pass
- Minimum following distance
- Parking restrictions
Correct answer: Maximum vehicle height that can pass
Explanation: Low clearance signs warn of the maximum overhead height at bridges, tunnels and structures.
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.