Electrical And Electronics

Question 0

An analog ohmmeter will have what connected inside in series

Answer 0

An internal battery supply connected in series

Question 1

A diode that is used to reduce switch arcing as a result of

self-induction is often referred to as a

Answer 1

Clamping diode

Question 2

A lead acid battery is considered to have 100% power available at how many degrees Celsius

Answer 2

27°C

Question 3

All material is composed of

Answer 3

Atoms

Question 4

A binary voltage signal is limited to how many levels

Answer 4

2

Question 5

The recommended type of charger to charge a lead acid battery to 100% is a __________. charger

Answer 5

Slow

Question 6

Kirchoffs current law states that the sum of electrical currents flowing into a point must equal the sum of the electrical currents flowing away from the point. True or false

Answer 6

True

Question 7

When referring to electronic control systems, which of the following would be classified as an output device? Solenoid. Potentiometer. Thermistor. Reluctance voltage generator

Answer 7

A solenoid

Question 8

The lead of the diode that is connected to the N type material of the diode is called the

Answer 8

Cathode

Question 9

A solution of baking soda and water will do what to the electrolyte of a lead acid battery

Answer 9

Neutralize it

Question 10

Each time the range of an ohmmeter is changed the meter must be calibrated. True or false

Answer 10

True

Question 11

Twisted-pair conductors would be used in which circuit. Stop light. Horn. Fuel injector. Running lights.

Answer 11

Fuel injector circuits

Question 12

A material that has less resistance than a good insulating material, and more resistance then a good conductive material is called a__________.

Answer 12

Semiconductor

Question 13

The procedure to calibrate an analog ohmmeter is to do what?

Answer 13

Touch the leads together and adjust the reading to 0 ohms

Question 14

A 12 V starter operating at 10 V and drawing 100 A of current use, equals how many watts of power

Answer 14

1000 Watts

Question 15

Each cell of a lead acid battery is theoretically capable of producing a maximum of ________. Volts?

Answer 15

2.1 V

Question 16

An analog meter will display the most accurate readings when the needle is in the

Answer 16

Mid to upper third of the scale

Question 17

A special diode that can conduct current in a reverse bias connection under certain conditions is called a

Answer 17

Zener diode

Question 18

What converts electrical energy to mechanical energy

Answer 18

An electric motor

Question 19

When referring to the American wire gauge, which of the following conductors will have the smallest diameter?
AWG 10. AWG 28. AWG 16. AWG 00.

Answer 19

AWG 28

Question 20

To reduce the effect of meter loading when using a voltmeter, use a voltmeter with

Answer 20

A high impedance

Question 21

Gallium and indium are what type of semiconductor doping materials?
N type, P type, X type, or positive?

Answer 21

P type

Question 22

What type of lead acid battery has a sealed case and no access to the battery case

Answer 22

Maintenance free

Question 23

When referring to electrical meters the acronym DMM stands for

Answer 23

Digital multimeter

Question 24

When using a digital multimeter within an Amp Clamp should the meter read zero before connecting to the circuit.?

Answer 24

Yes. It must be zero.

Question 25

When using a test light on electrical circuits should you pierce the conductor insulation with the probe?

Answer 25

Only if it will give you a lot of job security chasing faults.