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2026 Free Arkansas DMV CDL Tank Endorsement Test 2
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Question Number 20
20. Rearward amplification refers to:
The amount of noise projected to the rear of the vehicle.
The cause of the "crack-the-whip" effect.
The number of trailers that can be pulled by one tractor.
✔ Correct Answer:
The cause of the "crack-the-whip" effect.
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