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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. Larger gauge=smaller diameter
load
ground wires
gauge size
symbols
2. Outer band of an electron which holds a maximum of 8 electrons
parallel circuit
open circuit
conductors
valence band
3. Resist the flow of electricity
voltage
conductors
soldering gun
insulators
4. Voltage readings displayed on an oscilloscope
integrated circuit
electricity
trace
oscilloscope
5. Multi- wire terminals that conect several wires together
integrated circuit
neutrons
one- wire circuit
harness connectors
6. Allows an electric circuit to be turned on or off
switch
one- wire circuit
crimp connectors & terminals
ohmmeter
7. Shows how electrical components are connected by wires
atom
electricity
acid- core solder
wiring diagram
8. Flow of electrons through a conductor
gauge size
current
electrons
Ohm's law
9. Checks circuit for voltage
crimp connectors & terminals
atom
ohmmeter
test light
10. Used to absorb unwanted electrical pulses
Ohm's law
capacitors
wiring harness
series circuit
11. Has more than one load connected in a single electrical path
series circuit
conductors
wiring harness
reverse biased
12. Determined by diameter of wire's metal conductor
wire size
neutrons
series circuit
wiring diagram
13. Vehicle's frame/body serves as an electrical conductor
switch
one- wire circuit
gauge size
free electrons
14. (physics and chemistry) the smallest component of an element having the chemical properties of the element
resistance
harness connectors
atom
electricity
15. Used to quickly repair automotive wiring
relay
crimp connectors & terminals
conductors
series circuit
16. Represent electrical components in a circuit
wiring diagram
voltage
short circuit
symbols
17. Accurate display of voltage variations shown on an oscilloscope
harness connectors
waveform
load
fusible link
18. Contains battery - used to check for continuity
ground wires
self- powered test light
harness connectors
wiring diagram
19. Electric current generated when a wire passes through a magnetic field
conductors
induction
reverse biased
soldering gun
20. Used to permanently fasten wires to terminals or other wires
harness connectors
soldering gun
induction
conductors
21. The opposition to current flow
closed circuit
self- powered test light
resistance
integrated circuit
22. Has more than one electrical path
parallel circuit
resistance
current
symbols
23. Large- gauge wire capable of carrying high currents from battery to starting motor
foward biased
battery cable
resistance
jumper wire
24. Current entering in correct direction & diode acts as conductor
foward biased
crimping pliers
valence band
gauge size
25. Circuit is broken and nonoperational
relay
transistor
secondary wire
open circuit
26. States that current flows from positive to negative
multimeter
conventional theory
trace
current
27. Measures amount of resistance in ohms in a cirucit or component
electrons
semiconductor
ohmmeter
atom
28. Allows current to flow in only one direction
magnetic field
integrated circuit
diode
scan tool
29. Small section of wire designed to burn in half when excess current is present in circuit
relay
semiconductor
fusible link
wiring harness
30. Contains fuses - circuit breakers - & flasher units for various circuits
soldering gun
fuse box
ammeter
crimp connectors & terminals
31. Used to test components
voltmeter
load
jumper wire
open circuit
32. Voltmeter - ammeter - ohmmeter in one unit
one- wire circuit
voltage
multimeter
foward biased
33. Carry current between power source and load
voltmeter
voltage
parallel circuit
conductors
34. Acts as remote control switch or current amplifier
induction
self- powered test light
amplify
transistor
35. Have no charge
electricity
neutrons
dual- trace scope
soldering gun
36. Current entering in wrong direction & diode acts as inulator
reverse biased
short circuit
load
primary wire
37. Accidental low- resistance connection resulting in excessive current flow
short circuit
one- wire circuit
amplify
closed circuit
38. States that current flows from positive to negative
electron theory
crimping pliers
power source
fusible link
39. Special substance capable of acting as conductor and insulator
wiring harness
primary wire
power source
semiconductor
40. Force that causes electron flow
resistance
ground wires
voltage
circuit breaker
41. Positively charged particles
open circuit
atom
fusible link
protons
42. Short to ground between battery and load can melt & burn wire insulation
unlimited current flow
scan tool
electrons
crimping pliers
43. Connect electrical components to chassis or ground of the car
ground wires
electron theory
diode
electrons
44. Movement of electrons from atom to atom
magnetic field
electricity
jumper wire
protons
45. Should be used on all electrical repairs
trace
ground wires
rosin - core solder
resistance
46. Supplies electricity for circuit
integrated circuit
capacitors
power source
crimping pliers
47. Can cause corrosion of electrical components
closed circuit
acid- core solder
neutrons
resistance
48. Electical device that uses electricity
load
free electrons
switch
resistance
49. Circuit is complete and operational
gauge size
neutrons
power source
closed circuit
50. Electronic measuring instrument
oscilloscope
protons
conductors
semiconductor