Quiz a lot 10- Trades & Technology - Automotive

1

Tech A says the axle bearings that are pressed into the axle housing have the bearing cone pressed onto the axle shaft. Tech B says some of the axle bearings that are pressed onto the axle shaft have the outer race pressed into the axle housing. who is correct.

2

Describe the difference between a permanent magnet charging system and an excited field charging system.

3

Before a bus enters a curve, the driver should:

4

Two technicians are discussing how to loosen bleeder valves. Technician A says that a shock is usually necessary to break the taper at the base of the valve. Technician B says to apply steady, loosening torque to the bleeder valve using a 6-point wrench. Which technician is correct?

5

The main shaft is also called the ________.

6

The ____________ provides brake pedal feedback to the driver.

7

Technician A says the heated oxygen sensor monitor performs two distinct tests; one test verifies the performance of the pre- and post-oxygen sensor heater element and circuit. Technician B says the heated oxygen sensor monitor performs two distinct tests; one test monitors the pre- and post-oxygen sensor signal switch rate and signal circuit. Who is correct?

8

Commonly damaged areas of vehicles being hoisted include ________

9

A transistor can ____________

10

At what temperature is the catalytic converter fully effective?

11

Technician A says that radios receive AM and FM signals that are broadcast through the air. Technician B says that the radio antenna is used to induce a very large voltage signal as an input into the radio from the electromagnetic energy from the broadcast station. Who is right?

12

Technician A says wheel cylinder dust boots keep dust and moisture out of the cylinder bore. Technician B says it is normal for dust boots to allow a little seepage of fluid. Which technician is correct?

13

Why should you properly diagnose an engine before disassembly?

14

Briefly describe the power flow of high gear.

15

The primary brake circuit fails due to a leak in the lines, leaving the secondary section of a front/rear split master cylinder. Technician A says that the driver will notice a lower than normal brake pedal and some reduced braking power. Technician B says that the brake pedal will "grab" higher than normal. Which technician is correct?

16

Which type of cylinder arrangement sometimes uses offset connecting rods?

17

While being test driven a vehicle equipped with power rack and pinion steering has a clunking noise, which can also be felt in the steering wheel as it is driven straight ahead on rough pavement. What is the most likely cause?

18

Steering angle sensors are being discussed. Technician A says that the steering angle sensor measures steering rotation in degrees of turn of steering wheel. Technician B says that the steering angle sensor measures the turning torque of steering wheel applied by the driver. Who is correct?

19

Technician A says that a stretched (worn) timing chain can cause the engine to lack power at slow speeds. Technician B says that a clogged exhaust system can cause the engine to lack power at high speeds. Which technician is correct?

20

____________________ is when a vehicle turns abruptly to the side during initial acceleration. This usually happens on front-wheel-drive (FWD) vehicles with axles of unequal lengths.

21

Conductors in a capacitance device are separated by ________

22

A hybrid electric vehicle may have more than one cooling system

23

Siamese cylinder bores are ________

24

Preload is the technical term for the tension caused by tightening a fastener.

25

What is known as the "Principle of the Conservation of Energy?"

26

Which is the most widely used alternative fuel?

27

List five parts that are commonly weld-bonded.

28

Explain the places that need to be lubricated on a spray gun.

29

Technician A says that a stall speed of more than 200 rpm above specification indicates the torque converter stator one- way clutch is not holding. Technician B says that a stall speed that is 250 to 350 rpm below specification indicates possible clutch or band slippage. Which technician is correct?

30

Front-wheel drive vehicles usually use what type of wheel?

31

Which mixture of coolant/water solution below is recommended for general automotive use?

32

A telescopic gauge can be used to measure a cylinder bore if what other measuring device is used to measure the telescopic gauge?

33

Which of the following is produced during the fuel cell energy production process?

34

A(n) ____________________ occurs every time the engine cools off and temperature rises at least 400F.

35

When the fuel pressure regulator is deactivated, the fuel pressure defaults to ________

36

Which type of hybrid electric design costs the least?

37

Four-wheel drive vehicles use two drive shafts, one to drive the front wheels and the other to drive the rear wheels.

38

Which of the following is LEAST-Likely a member of the auto parts supply network?

39

Technician A says that two U-joints are used on a driveshaft to prevent vibration. Technician B says that the more equal the U-joint angles, the less chance of driveshaft vibration. Which technician is correct?

40

All of the following are components of the valvetrain except:

41

A good reading for a cylinder leakage test would be ________

42

A four-speed transmission is making a grinding noise only while shifting into second gear. This could be caused by ________.

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Quiz a lot 10- Trades & Technology - Automotive

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