In driver wellness, what is the only effective remedy for acute driver sleepiness (sonolência ao volante)?
Answer and explanation
Correct answer: C. Stop in a safe location, drink a caffeinated beverage if desired, and
- Step 1: Countering drowsiness. Step 2. Scientific research shows that wind and loud music fail to stop micro-sleeps; only actual sleep (a short power nap) restores brain function. Answer: Stop in a safe location, drink a caffeinated beverage if desired, and take a 20-minute nap. Why not the others: Open windows and music provide brief illusions of alertness.
Practise more Active Safety, Braking Dynamics, Weather Hazards, and Human Factors.
Free questions with an explanation for every one, and full timed Exame de Código (Driving Theory Test) - Portugal mock tests.
More Active Safety, Braking Dynamics, Weather Hazards, and Human Factors questions
- In road safety physics, what components make up the total stopping distance of a moving vehicle?
- In driver psychology, what is the average reaction time of a healthy alert driver in an unexpected emergency?
- In vehicle dynamics, if a vehicle doubles its speed from 50 km/h to 100 km/h, by what factor does braking distance increase?
- In road safety, how does traveling speed affect the distance covered during a driver's reaction time?
- In defensive driving, what is the recommended minimum following safety distance on dry roads in good weather?
- In adverse weather conditions, how should a driver adjust following safety distance when traveling on wet asphalt in rain?