AE06 Vehicle electrical systems

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

• A decrease in AC voltage
• an increase in DC voltage
• an increase in AC voltage
• A decrease in DC voltage

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

• An inductive pick up sensor
• Piezo crystal pressure sensor
• Negative Temperature coefficient
• Positive temperature coefficient

A gas discharge bulb contains  what

• A tungsten electrode,silver and metal salts
• Wire elements,helium gas and metal salts
• Electrodes,argon,silver and metal salts
• Electrodes,Xenon,mercury and metal salts

What is the reflective part of an headlight called.

• A lense
• A prism
•  A condenser
• A parabolic

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

• 1
• 3
• 6
• 2

In an SRS system what occurs from 10 to15 milliseconds after impact

• The pre tensioners start totighten then airbag inflates
• The air bag is inflated then the pre tensioners tighten up.
• The airbag deflates and the pre tensioners loosen 
• Theairbag inflates and the pre tensioners loosen

What does a centraldoor locking actuatorcontain

• Solenoid and gear
• Motor and solenoid
• Solenoid and rocker switch
• Drive motor and gear

Flemmings left hand rule is related to what

• Generators
• Motors
• Ohms law
• Capacitors

what on a car uses a sun load sensor

• Climate control
• Central door locking
• A car alarm
• An electric window

A strain gauge pressure sensor incorporates the use of

• A thermister
• Sensing resistors
• Magnetic inductors
• Piezo crystals