Duplicate of AE06 Vehicle electrical systems

Question 1

What Shape is the reflective part of an headlight ?

Accepted Answer

A parabolic

Question 2

A test on a Thermister indicates 0°C=4500 ohms & 100°C 200 ohms this type of thermister is

Accepted Answer

Negative Temperature coefficient

Question 3

What does a central door locking actuator contain ?

Accepted Answer

Drive motor and gear

Question 4

How many motors are there on an electric door mirror

Accepted Answer

2

Question 5

What would the symptom be if the system earth failed on an electric window circuit

Accepted Answer

Window would not operate

Question 6

When checking an inoperative electric window or mirror, what should be checked first

Accepted Answer

Fuse

Question 7

What controls the regenerative braking on an hybrid car?

Accepted Answer

The brake pressure sensor

Question 8

What is an electronic device that lets electric current flow only 1 way

Accepted Answer

Zenor diode

Question 9

Flemming's left hand rule is related to what

Accepted Answer

Motors

Question 10

What does PWM stand for

Accepted Answer

Pulse width modulation

Question 11

When testing the voltage of an ABS wheel speed sensor what would happen as the wheel slows

Accepted Answer

A decrease in AC voltage

Question 12

How many satellites need to be in view for a sat nav to work

Accepted Answer

3

Question 13

A strain gauge pressure sensor incorporates the use of

Accepted Answer

Sensing resistors

Question 14

A gas discharge bulb (HID) contains what

Accepted Answer

Electrodes, Xenon, mercury and metal salts

Question 15

In an SRS system what occurs from 20 to 30 milliseconds after impact

Accepted Answer

Air bag starts to inflate and pre tensioners moving.

Question 16

what system on a car uses a sun load sensor

Accepted Answer

Climate control

Question 17

What should the resistance reading be on a door contact switch when the door is closed

Accepted Answer

Infinity

Question 18

How is the compressor engaged on an air conditioning system

Accepted Answer

electromagneticaly

Questions 18