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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. Have atoms that allow the flow of electrons
waveform
conductors
ammeter
primary wire
2. Shows how electrical components are connected by wires
wiring diagram
induction
electricity
one- wire circuit
3. Positively charged particles
protons
open circuit
power source
acid- core solder
4. Should be used on all electrical repairs
ammeter
atom
acid- core solder
rosin - core solder
5. The opposition to current flow
multimeter
conductors
load
resistance
6. Movement of electrons from atom to atom
open circuit
conductors
electricity
conventional theory
7. Can cause corrosion of electrical components
unlimited current flow
conventional theory
integrated circuit
acid- core solder
8. Current entering in wrong direction & diode acts as inulator
inductive ammeter
ammeter
soldering gun
reverse biased
9. Larger gauge=smaller diameter
integrated circuit
electrons
gauge size
current
10. Slipped over outside of wire insulation - uses magnetic field around outside of wire
integrated circuit
atom
inductive ammeter
neutrons
11. Electronic measuring instrument
oscilloscope
unlimited current flow
symbols
amplify
12. Allows an electric circuit to be turned on or off
conductors
switch
inductive ammeter
soldering gun
13. Has more than one load connected in a single electrical path
electricity
jumper wire
valence band
series circuit
14. Used to absorb unwanted electrical pulses
open circuit
capacitors
self- powered test light
crimping pliers
15. Used to test components
relay
acid- core solder
conventional theory
jumper wire
16. Diagnostic tool used to find and diagnose vehicle problems
series circuit
short circuit
magnetic field
scan tool
17. Carry current between power source and load
electricity
relay
magnetic field
conductors
18. Reads and shows two separate waveforms
reverse biased
induction
amplify
dual- trace scope
19. Has more than one electrical path
fuse box
parallel circuit
switch
atom
20. Represent electrical components in a circuit
scan tool
inductive ammeter
symbols
primary wire
21. Measures amount of resistance in ohms in a cirucit or component
load
open circuit
short circuit
ohmmeter
22. Circuit is complete and operational
unlimited current flow
soldering gun
relay
closed circuit
23. Accidental low- resistance connection resulting in excessive current flow
short circuit
unlimited current flow
electrons
ohmmeter
24. Resist the flow of electricity
short circuit
load
conductors
insulators
25. Flow of electrons through a conductor
current
soldering gun
inductive ammeter
secondary wire
26. Multi- wire terminals that conect several wires together
conventional theory
short circuit
harness connectors
ground wires
27. Measures amount of current in a circuit
electricity
electrons
battery cable
ammeter
28. Small wire that carries battery or alternator voltage
amplify
unlimited current flow
primary wire
insulators
29. Have no charge
acid- core solder
closed circuit
neutrons
crimping pliers
30. Mocroscopic diodes - transistors - resistors - & capacitors in waferlike chip
valence band
crimping pliers
load
integrated circuit
31. Small section of wire designed to burn in half when excess current is present in circuit
fusible link
valence band
switch
power source
32. Formula for calculating circuit voltage - current - or resistance
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33. Used to deform the connector or terminal around the wire
crimp connectors & terminals
unlimited current flow
resistance
crimping pliers
34. Connect electrical components to chassis or ground of the car
ground wires
current
capacitors
multimeter
35. Large- gauge wire capable of carrying high currents from battery to starting motor
wire size
battery cable
conductors
waveform
36. Current entering in correct direction & diode acts as conductor
foward biased
power source
switch
acid- core solder
37. Acts as remote control switch or current amplifier
test light
transistor
one- wire circuit
secondary wire
38. Electical device that uses electricity
open circuit
electricity
symbols
load
39. Vehicle's frame/body serves as an electrical conductor
series circuit
amplify
oscilloscope
one- wire circuit
40. Measures amount of voltage in a circuit
amplify
primary wire
fuse box
voltmeter
41. Disconnects power source from circuit when current becomes too high
acid- core solder
circuit breaker
voltage
voltmeter
42. The lines of force surrounding a permanent magnet or a moving charged particle
acid- core solder
wire size
magnetic field
unlimited current flow
43. Determined by diameter of wire's metal conductor
wiring diagram
wire size
circuit breaker
crimping pliers
44. Checks circuit for voltage
fuse box
test light
switch
open circuit
45. Used to permanently fasten wires to terminals or other wires
conventional theory
soldering gun
insulators
inductive ammeter
46. Special substance capable of acting as conductor and insulator
neutrons
conductors
Ohm's law
semiconductor
47. Force that causes electron flow
magnetic field
wiring harness
crimp connectors & terminals
voltage
48. Increase
capacitors
amplify
acid- core solder
secondary wire
49. Used only in ignition system for spark plug or coil wires
voltmeter
electricity
wiring harness
secondary wire
50. Circuit is broken and nonoperational
capacitors
inductive ammeter
battery cable
open circuit