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How do retarders, as part of endurance braking systems, function in Emma’s buses?

Question Topic: Vehicle safety features (Bus CPC)
Saved Questions | Completed Questions Incomplete Questions Question Topic: Vehicle safety features (Bus CPC)
Give one answer
By only using the conventional braking system
By applying resistance to the drive wheels
By increasing the vehicle's speed
By reducing the vehicle's weight
← In Alex's training, how is fuel economy impacted by exhaust brakes? Can you explain the operation of the air braking system in Emma's large passenger vehicles? →

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