The minimum depth of tyre tread pattern of lorries and trailers is:
1 mm.
1,5 mm.
2 mm.
Question 2
The proper way to load a lorry is as follows:
The load must be stowed in one place, so that its loading and unloading be easy.
The load must be distributed as uniformly as possible on the floor surface, so as to lower the centre of gravity.
The load can be put in any place, because the load weight does not change.
Question 3
What is the aim of the exhaust brake?
Thrift in fuel consumption.
Reduction of the use of footbrake during movement of the vehicle on a downhill.
Relief of the engine.
Question 4
Which of the following counter-indications may appear due to the excessive wear of the tyre tread depth (“bald tyres”)?
Wheel skidding during braking.
Excessive fuel consumption.
Not uniform wear of the differential gears.
Question 5
The speed limiter device fitted to lorries, in pursuance of directive 92/6/EEC, limits their speed to:
90 km/h.
100 km/h.
110 km/h.
Question 6
What are the reasons that make the movement of loaded lorries very dangerous on bends?
The speed reduction of the lorry.
The volume, kind and weight of the load.
The proper handling by the driver.
Question 7
What is the function of the primary shaft in the gear-box?
Through the central shaft and the joints, it drives the driving wheels.
Through the clutch it is driven by the engine.
It is driven by the central shaft and drives the secondary shaft.
Question 8
What does this traffic sign stress?
Danger for the next 1.000 m of the road.
Danger which exists 1.000 m after this traffic sign.
Question 9
Outside urban centres the drivers must switch off the full beam headlights and use the dipped headlights or fog lights:
If there is a risk of dazzling other vehicles’ drivers coming from the opposite direction.
When during driving they do not keep a safety distance.
Half an hour before sunrise.
Question 10
What does this traffic sign mean?
No entry to lorries.
No entry to all motor vehicles.
Road only for lorries.
Time 15'
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