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