SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Basic Electricity And Electronics
Start Test
Study First
Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Used to absorb unwanted electrical pulses
resistance
electricity
capacitors
wiring diagram
2. Measures amount of resistance in ohms in a cirucit or component
inductive ammeter
conventional theory
ohmmeter
unlimited current flow
3. Should be used on all electrical repairs
trace
battery cable
acid- core solder
rosin - core solder
4. Current entering in wrong direction & diode acts as inulator
symbols
wiring harness
reverse biased
resistance
5. Contains fuses - circuit breakers - & flasher units for various circuits
test light
foward biased
fuse box
self- powered test light
6. Acts as remote control switch or current amplifier
transistor
conventional theory
self- powered test light
unlimited current flow
7. Extra electrons that are not locked to protons
valence band
conductors
waveform
free electrons
8. Positively charged particles
protons
conductors
ammeter
battery cable
9. Measures amount of current in a circuit
jumper wire
voltage
ammeter
short circuit
10. Force that causes electron flow
soldering gun
open circuit
wiring harness
voltage
11. Allows current to flow in only one direction
multimeter
diode
conductors
transistor
12. Connect electrical components to chassis or ground of the car
harness connectors
ground wires
electricity
jumper wire
13. Has more than one electrical path
waveform
parallel circuit
insulators
wiring diagram
14. Outer band of an electron which holds a maximum of 8 electrons
primary wire
valence band
multimeter
fusible link
15. Increase
integrated circuit
short circuit
amplify
power source
16. Mocroscopic diodes - transistors - resistors - & capacitors in waferlike chip
wiring harness
capacitors
integrated circuit
conductors
17. Have no charge
battery cable
short circuit
neutrons
self- powered test light
18. Checks circuit for voltage
trace
voltage
test light
voltmeter
19. The lines of force surrounding a permanent magnet or a moving charged particle
integrated circuit
battery cable
foward biased
magnetic field
20. Determined by diameter of wire's metal conductor
conductors
voltage
self- powered test light
wire size
21. Used only in ignition system for spark plug or coil wires
one- wire circuit
crimp connectors & terminals
secondary wire
magnetic field
22. Diagnostic tool used to find and diagnose vehicle problems
scan tool
induction
relay
soldering gun
23. Circuit is complete and operational
free electrons
wiring harness
electron theory
closed circuit
24. Supplies electricity for circuit
ohmmeter
electron theory
power source
parallel circuit
25. Multi- wire terminals that conect several wires together
semiconductor
harness connectors
scan tool
primary wire
26. Carry current between power source and load
scan tool
conductors
foward biased
capacitors
27. States that current flows from positive to negative
rosin - core solder
neutrons
conventional theory
Ohm's law
28. Voltmeter - ammeter - ohmmeter in one unit
diode
Ohm's law
capacitors
multimeter
29. Flow of electrons through a conductor
acid- core solder
current
relay
foward biased
30. Electric current generated when a wire passes through a magnetic field
ground wires
crimping pliers
switch
induction
31. Small wire that carries battery or alternator voltage
fuse box
primary wire
foward biased
wiring diagram
32. Vehicle's frame/body serves as an electrical conductor
power source
harness connectors
oscilloscope
one- wire circuit
33. Have atoms that allow the flow of electrons
crimping pliers
open circuit
conductors
acid- core solder
34. Allows an electric circuit to be turned on or off
electron theory
free electrons
gauge size
switch
35. Contains battery - used to check for continuity
insulators
resistance
self- powered test light
gauge size
36. Electronic measuring instrument
dual- trace scope
neutrons
oscilloscope
wiring diagram
37. Group of wires enclosed in plastic or tape covering
wiring harness
oscilloscope
unlimited current flow
harness connectors
38. Used to quickly repair automotive wiring
harness connectors
electron theory
crimp connectors & terminals
reverse biased
39. Reads and shows two separate waveforms
test light
dual- trace scope
capacitors
primary wire
40. States that current flows from positive to negative
electricity
parallel circuit
electron theory
one- wire circuit
41. Electical device that uses electricity
test light
load
capacitors
parallel circuit
42. Larger gauge=smaller diameter
electrons
transistor
relay
gauge size
43. (physics and chemistry) the smallest component of an element having the chemical properties of the element
gauge size
valence band
atom
semiconductor
44. Represent electrical components in a circuit
current
one- wire circuit
symbols
rosin - core solder
45. Accidental low- resistance connection resulting in excessive current flow
trace
short circuit
rosin - core solder
electrons
46. Current entering in correct direction & diode acts as conductor
fusible link
foward biased
trace
ammeter
47. Voltage readings displayed on an oscilloscope
trace
short circuit
protons
fusible link
48. Special substance capable of acting as conductor and insulator
conductors
semiconductor
short circuit
scan tool
49. Used to permanently fasten wires to terminals or other wires
Ohm's law
ohmmeter
soldering gun
induction
50. Can cause corrosion of electrical components
symbols
acid- core solder
inductive ammeter
electricity