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Test 2

19 questions • Permit C and C1 (English)

Technical aspects
1

If you use a deflector on the top of the cab of your truck...

Image for question 1
Technical aspects
2

In a four-cylinder, four-stroke engine, one stroke of the piston corresponds to...

Road safety
3

The airbag of a vehicle...

Basic engine maintenance
4

What is the white-bluish smoke coming out of the exhaust pipe generally due to?

Technical aspects
5

What is the set of mechanisms that regulate the intake and exhaust of gases in the cylinders called?

Technical aspects
6

What are the parts of the crankshaft that connect it to the engine block called?

Technical aspects
7

When the shock absorber deteriorates over time and loses effectiveness, how does it affect the suspension?

Technical aspects
8

What is the set of elements placed between the wheel axles and the bodywork or, where applicable, the chassis called?

Technical aspects
9

In a worm-gear steering system, how is the return of the steering wheel to its rest position (straight line) obtained?

Technical aspects
10

If the steering of a vehicle is unstable, it may be because...

Technical aspects
11

What is the function of the bleed valve (bleeder) in the hydraulic brake circuit?

Technical aspects
12

When the braking elements of the braking system heat up from excessive use, what happens?

Technical aspects
13

How can you detect that the pneumatic brake circuit is not airtight?

Technical aspects
14

What is the part of the tire that rests on the ground called?

Image for question 14
Technical aspects
15

To drive with the correct tire inflation pressure, you must...

Technical aspects
16

The figure indicating the load index of a tire fitted on a commercial vehicle consists of two numbers separated by a slash, for example: 149/145. What does it warn of?

Technical aspects
17

Do the speed governors of the injection pumps limit the rotational speeds of the engine?

Technical aspects
18

If your vehicle is equipped with an internal combustion engine and has a catalytic converter in the exhaust, what fuel must you use?

Basic engine maintenance
19

If you find water in the engine oil, what is it due to?