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Commercial Driver's License

Category - Standard Driving

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Which of the following are basic types of retarders?

Exhaust driven
Engine driven
Hydraulic driven
Electric driven
All of the above

Explanation

Answer: E - There are four types of retarders. These are exhaust, engine, hydraulic, and electric. All types of retarder are operated by the driver, who can turn them on or off. Some vehicles may have a retarder that can be adjusted by the driver to meet their particular need at the time. Retarders are engaged when the driver releases the accelerator pedal all the way.

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Commercial Driver's License

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Commercial Driver's License

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