When braking downhill, one driver pumps the brakes intermittently and another holds the brakes continuously. Which action causes the brakes to heat up more?

When braking downhill, one driver pumps the brakes intermittently and another holds the brakes continuously. Which action causes the brakes to heat up more?

1. Intermittent braking (pumping the brakes)
2. Continuous braking (holding the brakes down)
3. Both heat up equally

Correct answer

Intermittent braking (pumping the brakes)

This is the correct answer for the Cambodian driving theory test. Questions are drawn from the official Ministry of Public Works and Transport sign library and road rules.