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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. Voltmeter - ammeter - ohmmeter in one unit
multimeter
voltage
Ohm's law
electricity
2. States that current flows from positive to negative
electron theory
waveform
gauge size
atom
3. Supplies electricity for circuit
secondary wire
power source
soldering gun
voltmeter
4. Reads and shows two separate waveforms
acid- core solder
ammeter
one- wire circuit
dual- trace scope
5. Group of wires enclosed in plastic or tape covering
diode
wiring harness
crimp connectors & terminals
series circuit
6. Large- gauge wire capable of carrying high currents from battery to starting motor
semiconductor
switch
battery cable
valence band
7. Used to test components
wiring harness
jumper wire
relay
closed circuit
8. Vehicle's frame/body serves as an electrical conductor
one- wire circuit
rosin - core solder
parallel circuit
circuit breaker
9. Positively charged particles
integrated circuit
Ohm's law
parallel circuit
protons
10. Shows how electrical components are connected by wires
semiconductor
secondary wire
wiring diagram
free electrons
11. Increase
ohmmeter
amplify
load
scan tool
12. States that current flows from positive to negative
induction
conventional theory
reverse biased
rosin - core solder
13. Electical device that uses electricity
primary wire
reverse biased
load
induction
14. Disconnects power source from circuit when current becomes too high
conventional theory
induction
circuit breaker
capacitors
15. Resist the flow of electricity
power source
conventional theory
insulators
crimping pliers
16. Diagnostic tool used to find and diagnose vehicle problems
parallel circuit
reverse biased
scan tool
fusible link
17. Mocroscopic diodes - transistors - resistors - & capacitors in waferlike chip
integrated circuit
test light
secondary wire
free electrons
18. Allows an electric circuit to be turned on or off
switch
trace
magnetic field
test light
19. Extra electrons that are not locked to protons
free electrons
wiring diagram
power source
reverse biased
20. Used to deform the connector or terminal around the wire
conventional theory
Ohm's law
battery cable
crimping pliers
21. Flow of electrons through a conductor
free electrons
fuse box
voltage
current
22. Electrically operated switch - allows small dash switch to control another circuit from a distant point
diode
resistance
crimp connectors & terminals
relay
23. Have atoms that allow the flow of electrons
symbols
multimeter
wiring harness
conductors
24. Circuit is broken and nonoperational
harness connectors
load
ohmmeter
open circuit
25. Can cause corrosion of electrical components
acid- core solder
symbols
ohmmeter
primary wire
26. Accurate display of voltage variations shown on an oscilloscope
wire size
conductors
wiring diagram
waveform
27. The lines of force surrounding a permanent magnet or a moving charged particle
unlimited current flow
acid- core solder
secondary wire
magnetic field
28. Acts as remote control switch or current amplifier
transistor
primary wire
wiring harness
resistance
29. Connect electrical components to chassis or ground of the car
battery cable
harness connectors
integrated circuit
ground wires
30. Outer band of an electron which holds a maximum of 8 electrons
amplify
switch
valence band
battery cable
31. Movement of electrons from atom to atom
capacitors
electricity
ohmmeter
self- powered test light
32. Contains battery - used to check for continuity
self- powered test light
atom
jumper wire
conventional theory
33. Small wire that carries battery or alternator voltage
wiring diagram
symbols
primary wire
rosin - core solder
34. Negatively charged particles
electrons
ammeter
free electrons
one- wire circuit
35. Has more than one electrical path
parallel circuit
electrons
secondary wire
oscilloscope
36. Checks circuit for voltage
primary wire
electron theory
valence band
test light
37. Used to quickly repair automotive wiring
dual- trace scope
test light
ohmmeter
crimp connectors & terminals
38. Contains fuses - circuit breakers - & flasher units for various circuits
fuse box
parallel circuit
series circuit
conductors
39. Small section of wire designed to burn in half when excess current is present in circuit
waveform
gauge size
electricity
fusible link
40. Circuit is complete and operational
Ohm's law
soldering gun
closed circuit
amplify
41. Force that causes electron flow
voltage
electron theory
capacitors
circuit breaker
42. Slipped over outside of wire insulation - uses magnetic field around outside of wire
inductive ammeter
self- powered test light
ground wires
waveform
43. Measures amount of voltage in a circuit
unlimited current flow
inductive ammeter
electron theory
voltmeter
44. Current entering in correct direction & diode acts as conductor
foward biased
crimp connectors & terminals
voltage
electron theory
45. Used only in ignition system for spark plug or coil wires
secondary wire
conductors
fusible link
current
46. Represent electrical components in a circuit
symbols
resistance
open circuit
inductive ammeter
47. Measures amount of current in a circuit
gauge size
ammeter
conventional theory
atom
48. Special substance capable of acting as conductor and insulator
semiconductor
wiring diagram
trace
induction
49. Used to absorb unwanted electrical pulses
conventional theory
capacitors
one- wire circuit
diode
50. Accidental low- resistance connection resulting in excessive current flow
wiring diagram
induction
semiconductor
short circuit