Deck 9: Electrical Systems and Components

Question 1

_____ is a measure of electromotive force (EMF).

A)Ampere
B)Voltage
C)Ohm
D)Current

Answer 1

B

Question 2

Which circuit protection applied in heavy-current circuits in older vehicles is being phased out?

A)Fuse
B)Circuit breaker
C)Proper ground
D)Fusible link

Answer 2

D

Question 3

Two technicians are discussing magnetism. Technician A says that all magnetism is naturally occurring. Technician B says that all magnetism is created. Who is correct?

A)A only
B)B only
C)Both A and B
D)Neither A nor B

Answer 3

D

Question 4

Which type of switch controls multiple circuits?

A)Conventional
B)Actuator
C)Single pole
D)Ganged

Question 5

A conventional battery emits hydrogen gas when it is recharging.

Question 6

Voltage and electromotive force are different measurements of electricity.

Question 7

Which equation represents Ohm's Law?

A)E = IR
B)R = EI
C)E = I/R
D)I = R/E

Question 8

Which statement regarding electricity is true?

A)Current is the amount of moving protons in a circuit.
B)Resistance is anything which uses voltage.
C)According to the Electron Theory of Electricity, electrons move from positive to negative.
D)Corrosion can cause magnetic fields.

Question 9

A solenoid is a relay with a mechanical action.

Question 10

A conductor is any material that will carry electrical current.

Question 11

A short-to-ground is an unintended connection between positive conductors of two different circuits.

Question 12

Two technicians are discussing electrical circuits. Technician A says that a series circuit has more than one path for voltage to flow. Technician B says that a parallel circuit has more than one path for voltage to flow. Who is correct?

A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question 13

The Electron Theory of Electricity states that electrons flow from negative to positive charge.

Question 14

A parallel circuit has only one path for current flow.

Question 15

A circuit provides a path for current to flow.

Question 16

Two technicians are discussing electrical circuit defects. Technician A says that an open is a circuit which has been turned off. Technician B says that a short-to-power is an unintentional connection between two or more conductors. Who is correct?

A)A only
B)B only
C)Both A and B
D)Neither A nor B

Question 17

A relay is a switch which uses low current to control high current.

Question 18

Conventional batteries are composed of plates made of _____.

A)antimony
B)lead
C)calcium
D)glass

Question 19

Which atomic particle is found outside of the nucleus of the atom?

A)Proton.
B)Neutron.
C)Electron.
D)Volt.

Question 20

A normally open (NO)switch is closed until activated.

Question 21

The battery is part of what two automotive systems?

Question 22

What term refers to nonconductive elements (i.e., elements which are resistant)?

Question 23

Modern vehicles use _____ to control the ignition spark.

A)electronics
B)distributors
C)plugs
D)rotors

Question 24

The starting system converts electrical energy to _____ energy.

A)kinetic
B)magnetic
C)potential
D)mechanical

Question 25

What is the standard measure of electrical resistance?

Question 26

In a short-to-ground defect, what side of the power source is the ground?

Question 27

Briefly describe the flow of current in a circuit.

Question 28

Describe how a battery's charge amount can be read.

Question 29

Describe Ohm's law.

Question 30

What type of circuit is required for a relay to operate?

Question 31

Describe the action of the battery in the starting system.

Question 32

What type of electrical fault is an incomplete circuit?

Question 33

Which portion of the AC generator is stationary?

A)Motor
B)Rotor
C)Stator
D)Distributor

Question 34

What causes circuit breakers to open?

Question 35

Briefly describe the three types of circuit defects.

Question 36

What is the most common type of electrical circuit on a vehicle?

Question 37

What is the method of connecting multiple electronic devices to transmit data?

Question 38

The alternator is a part of which system?

A)Starting
B)Charging
C)Braking
D)Transmission

Question 39

What is another name for voltage?

Question 40

Hybrid-electric vehicles typically use _____ batteries.

A)conventional
B)low-maintenance
C)nickel-cadmium
D)absorbed glass mat