Skip to content
WorkZen
Academy
Home
All Trades
My Progress
en
English
EN
Français
FR
Español
ES
Menu
Home
All Trades
My Progress
Search certifications...
en
English
EN
Français
FR
Español
ES
Academy
Truck & Transport
Truck and Transport Mechanic Red Seal Certification
Diesel Engine Systems
Knowledge Check
Diesel Engine Systems
Knowledge Check
Knowledge Check
1 / 13
What is the function of an engine brake (Jake brake) on a heavy truck?
A
It converts the engine into a compressor that absorbs energy and slows the vehicle without using foundation brakes
B
It applies the foundation brakes automatically when the accelerator is released
C
It engages the transmission in a lower gear automatically on downgrades
D
It reduces engine speed by restricting fuel injection timing
Check Answer
Back to lessons
Next module: Emissions Control Systems
Next module: