Idaho Written Driver's License Practice Test

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Prepare for the Idaho Written Driver's License Test. Study with flashcards and multiple choice questions, each question includes hints and explanations. Ensure you're ready to pass your exam!

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

Practice this question and more.

What is the primary purpose of a freeway acceleration lane?

To allow space for emergency vehicles
For vehicles to safely stop
To give traffic time/space to accelerate to freeway speeds
To provide a passing lane

The correct answer is: To give traffic time/space to accelerate to freeway speeds

The primary purpose of a freeway acceleration lane is to give traffic time and space to accelerate to freeway speeds. When entering a freeway, it is essential for vehicles to match the speed of the traffic already on the highway to ensure a smooth merging process and improve safety. The acceleration lane allows drivers to increase their speed gradually in a designated area, reducing the likelihood of collisions that can occur if a vehicle attempts to enter the highway at too low a speed. This designated space is crucial for maintaining the flow of traffic and ensures that merging vehicles can do so without significantly disrupting other drivers.