Practice question

What is the safest gear selection strategy before descending a long, steep downgrade in a heavy vehicle?

Select a high gear to reduce engine noise
Select a low gear before starting the descent to use engine braking and reduce reliance on the service brakes
Put the gearbox in neutral and coast down
Gear selection makes no difference on a downgrade

Answer: B — Select a low gear before starting the descent to use engine braking and reduce reliance on the service brakes

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