Class 2 Commercial Driver Practice · Question
A black-on-white rectangular sign reading 'No engine braking' applies to:
Such signs prohibit the use of engine compression brakes (typical of buses/trucks) often near residential areas.
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Question: A black-on-white rectangular sign reading 'No engine braking' applies to:
Answer options:
- All vehicles
- Only motorcycles ✅ Buses and trucks with engine retarders
- Emergency vehicles
Correct answer: Buses and trucks with engine retarders
Explanation: Such signs prohibit the use of engine compression brakes (typical of buses/trucks) often near residential areas.
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