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Colorado Speed Control practice

Practice 8 Colorado DMV questions on speed control. Answer interactively below with an instant explanation after every question.

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Example questions & answers

1

Under ideal conditions, what is the approximate stopping distance for a lightweight passenger car traveling at 55 mph?

  • A.about 200 feet.✓
  • B.less than 100 feet.
  • C.more than 200 feet.
  • D.about 400 feet.

Why: Under ideal conditions, a lightweight passenger car traveling at 55 mph requires approximately 200 feet to come to a complete stop. This distance includes both the driver's reaction time and the physical braking distance of the vehicle.

2

Based on National Safety Council data, what is the minimum stopping distance for a loaded truck traveling at 55 mph under ideal road and vehicle conditions?

  • A.200 feet
  • B.250 feet
  • C.280 feet
  • D.300 feet✓

Why: At 55 mph, a loaded truck requires significantly more distance to stop than a standard passenger car. While a car can stop in about 200 feet, a heavy truck needs at least 300 feet under ideal conditions.

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Practice material only — verify current rules with the Colorado Division of Motor Vehicles.