The function of a brake drum or rotor is to act
All of the answers.
A friction element.
A heat extinguisher.
A heat sink.
A brake system works on the principle of friction, which develops heat in the process of braking. The drum absorbs and dissipates the heat developed.
Take more free practice tests for other ASVAB topics with our
Get all 1000+ ASVAB exam-like questions with our mobile apps!