# MenkyoQuest — Question ch4_q044

Chapter: Ch. 4 Pre-Drive Conduct
Section: 第５節 安全運転に必要な知識など
Type: True/False
Difficulty: medium

## Question
When entering or exiting a tunnel, brightness changes suddenly and visual acuity drops sharply for a moment, so you need to increase speed and pass through quickly.

## Correct answer
False

## Explanation
The text states: "When brightness changes suddenly, visual acuity drops sharply for a moment. Slow down when entering or exiting a tunnel." The question's phrase "increase speed" is incorrect; the correct action is to "slow down."

## Driving school curriculum
Stage 2 – Topic 5: Human capability and driving

## Source passage (Rules of the Road)
１ 視覚の特性 (３) - 明るさが急に変わると、視力は、一時急激に低下します。トンネルに入る前やトンネルから出るときは速度を落としましよう。

## Tags
トンネル, 視力, 明るさ, 引っかけ, 速度

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Source basis: National Police Agency's official Rules of the Road manual (Public Domain under Article 13 §2 of Japan's Copyright Act).
Copyright on AI-drafted explanations belongs to the MenkyoQuest team.