Vehicle mechanics and operation (Test 2)
10 questions • Permit D and D1 (English)
Vehicle mechanics and operation
1
Which element prevents the engine from over-revving in combustion engines?
Vehicle mechanics and operation
2
When is the engine said to be clutched in?
Vehicle mechanics and operation
3
The tread of the tire must have transverse grooves in order to...
Vehicle mechanics and operation
4
What is the function of the relief valve of the air brake system?
Vehicle mechanics and operation
5
To start a spark-ignition engine by pushing the vehicle, is it necessary to turn on the ignition?
Vehicle mechanics and operation
6
Glow plugs are used in diesel engines to...
Vehicle mechanics and operation
7
What can happen if an engine with worn piston rings keeps running?
Vehicle mechanics and operation
8
The valve lash (tappet clearance) of the exhaust valves has to be greater than that of the intake valves. Could you say why?
Vehicle mechanics and operation
9
How is the force to move a vehicle equipped with a diesel engine obtained?

Vehicle mechanics and operation
10