SUBJECTS
|
BROWSE
|
CAREER CENTER
|
POPULAR
|
JOIN
|
LOGIN
Business Skills
|
Soft Skills
|
Basic Literacy
|
Certifications
About
|
Help
|
Privacy
|
Terms
|
Email
Search
Test your basic knowledge |
Electrical Components
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. A region of space that surrounds a moving electrical charge or a magnetic pole - in which the electrical charge or magnetic pole experiences a force that is above the electrostatic ones associated with particles at rest.
Magnetic Field
Leakage current
Underwriters Laboratories
Electrolyte
2. The opposition to electrical flow.
Power Supply
Impedance
VF
Proximity Switch
3. The resistance to electrical current. Resistance is measured in ohms.
Environmental Protection Agency
Resistance
Plasma
Delta
4. EPA; ~LINK~
Filament
I
Environmental Protection Agency
Kilowatt Hour
5. A fluctuation in the intensity of a steady current.
Transistor
Ripple
Celsius
Time Delay Before Availability
6. Non-conducting material used to isolate and/or insulate energized electrical components.
Thermoelectricity
Dilectric
Response Time
Capacitor
7. Kw; One thousand watts.
Polarity
X ray
Mil
Kilowatt
8. Expressed in webers - it is the product of the average normal component of the magnetic intensity over a surface and the area of that surface.
Momentary switch
Mean Temperature
Gain
Magnetic Flux
9. A rise and fall of voltage - current - or other faction that would be constant under normal conditions. A pulse that is intentionally induced will have a finite duration time.
Joule
Millivolt
Pulse
PID
10. Commonly used in generators and motors - it is an electromagnet formed from a coil of insulated wire that is wound around a soft iron core.
Gain
Field cell
Quality Control
Latent heat
11. The maximum temperature at which a device can be safely operated.
Break
Phase
Maximum Operating Temperature
Ground
12. Or Hertz; The measurement of the time period of one alternating electric current. In the United States this is commonly 60 cycles per second - or 60 Hertz.
Working Standard
International Organization for Standardization
Rectifier
Cycle
13. FM; ~LINK~
BTU
Frequency
Factory Mutual
On/Off Controller
14. A reference point at zero potential with respect to the earth. In an electronic circuit it is the common return path for electric current. A conducting connection between the earth and an electrical circuit or electrical equipment. Also - the negativ
Ground
Power Dissipation
Electrolysis
Phase
15. A connected path to earth or to a conductive body that has a reference potential to earth.
BTU
Hazardous Location
Maximum Operating Temperature
Grounded
16. An electrical circuit that is not 'made'. Contacts - switches or similar devices are open and preventing the floe of current.
Isothermal
Pulse
Open Circuit
Kilowatt
17. An ionized gas containing about equal numbers of positive and negative charges - which is a good conductor of electricity - and is affected by a magnetic field.
Vacuum
Plasma
N.C.
System International
18. The increase of the power level - current or voltage of a signal. In an amplifier it is the ratio of the output to the input signal levels.
Ingress Protection Ratings
Conduit
Chatter
Gain
19. The output that is produced when one or more inputs are present.
Transducer
OR Logic
Diode
Thermocouple
20. The adjustment of a display that results are zero on the display corresponding to a non-zero signal.
On/Off Controller
Rectifier
Zero Adjustment
Polarity
21. Symbol used to denote transmitter.
Ingress Protection Ratings
Micron
XMTR
Voltage Drop
22. Resistance Temperature Detector.
Isothermal
RTD
PSIA
Current Proportioning
23. Protective circuitry to guard against spikes that might be induced on the supply line.
Transient Protection
Electrokinetics
Series Circuit
Kilovolt
24. (ampere)The basic unit of current in an electrical circuit. One ampere is the rate of flow of electric current when one coulomb of charge flows past a point in the circuit in one second. Symbolically characterized by the letter 'I' and sometimes 'A'
Amp
Electrolyte
Electromagnet
Efficiency
25. A solid-state switching device used in switching AC wave forms.
Triac
Electrokinetics
Conduction
Pulse
26. The measure of the ability of a material or substance to carry electrical current.
Phase Proportioning
Conductance
Volt
Frequency
27. Also known as Hertz - it is the number of complete cycles of periodic waveform that occur during a time period of one second.
Zener Diode
Charge
Efficiency
Frequency
28. Electric and magnetic force field that surrounds a moving electric charge.
RFI
Electromagnetic field
Forward Voltage
Alternating Current
29. A circuit conductor that is grounded to become part of the electric circuit by design and intent.
Ingress Protection Ratings
Latching logic
Grounded Conductor
National Fire Protection Association
30. Current Consumption. The amount of amps or milliamps needed to maintain operation of a control or device.
Flux
SCR
BTU
Supply Current
31. An electrically conductive fused salt or a solution where the charge is carried by ionic movement.
Electrolyte
On/Off Controller
Bridge Rectifier
Beta
32. An electrical circuit that increases the power - voltage or current of an applied signal.
Lag
Thermoelectricity
Vacuum
Amplifier
33. To close an electrical circuit. To establish an electrical circuit through the closing of a contact - switch or other related device.
X ray
Make
VF
OR Logic
34. An area in which combustible or flammable mixtures are or could be present.
Quantum Electronics
Latching logic
X ray
Hazardous Location
35. An anode (+) or cathode (-) conductor on a device through which an electric current passes.
Kilowatt Hour
Root Mean Square
Isothermal
Electrode
36. The rate at which electricity flows - measured in amperes - 1 ampere = 1 coulomb per second.
Ripple
Current
Conductor
Canadian Standards Administration
37. The voltage that is applied across a semiconductor junction to permit forward current through that junction and the device. Forward voltage is also known as 'bias.'
Working Standard
Forward Voltage
Chatter
Quantum Electronics
38. IEEE;
Open Circuit
Millimeter
Impedance
Institute of Electrical and Electronics Engineers
39. The mechanism of a switch which operates the contacts.
International Electrotechnical Commission
XMTR
Actuator
Polarity
40. The element inside a vacuum tube - incandescent lamp or other similar device.
PID
Beta
Phase
Filament
41. The act of the opening of an electrical circuit.
Triac
Break
Threshold Response
Power Supply
42. -459.67
Absolute Zero
RFI
Forward Voltage
M
43. Voltage; The unit of electromotive force (EMF) that causes current to flow. One volt causes a current of one amp through a resistance of one ohm.
Volt
AWG
Filament
Isothermal
44. 'Common Mode Voltage.' The voltage which is tolerable between signal and ground.
Micron
XFMR
Quartziodine Lamp
CMV
45. The range of voltage needed to maintain operation of a control or device.
RFI
Supply Voltage
Maximum Load Current
Dilectric
46. UL; ~LINK~
Diode
Underwriters Laboratories
Y
Maximum Load Current
47. A positive (+) electrode. The point where electrons exit from a device to the external electric circuit.
Electroduct
Electrode
Anode
Beta
48. The electrical demand of a process. Load can be expressed or calculated as amps (current) - ohms (resistance) or watts (power).
Thermoelectricity
Grounded Conductor
Load
Ingress Protection Ratings
49. The measured amount of electrical energy that represents the electrostatic forces between atomic particles. The nucleus of an atom has a positive charge (+) and the electrons have a negative charge(-).
Charge
Kilowatt Hour
Direct Current
Capacitor
50. The standard that is used to make comparison measurements or calibrations.
AWG
Working Standard
Vacuum
Kilovolt
Sorry!:) No result found.
Can you answer 50 questions in 15 minutes?
Let me suggest you:
Browse all subjects
Browse all tests
Most popular tests
Major Subjects
Tests & Exams
AP
CLEP
DSST
GRE
SAT
GMAT
Certifications
CISSP go to https://www.isc2.org/
PMP
ITIL
RHCE
MCTS
More...
IT Skills
Android Programming
Data Modeling
Objective C Programming
Basic Python Programming
Adobe Illustrator
More...
Business Skills
Advertising Techniques
Business Accounting Basics
Business Strategy
Human Resource Management
Marketing Basics
More...
Soft Skills
Body Language
People Skills
Public Speaking
Persuasion
Job Hunting And Resumes
More...
Vocabulary
GRE Vocab
SAT Vocab
TOEFL Essential Vocab
Basic English Words For All
Global Words You Should Know
Business English
More...
Languages
AP German Vocab
AP Latin Vocab
SAT Subject Test: French
Italian Survival
Norwegian Survival
More...
Engineering
Audio Engineering
Computer Science Engineering
Aerospace Engineering
Chemical Engineering
Structural Engineering
More...
Health Sciences
Basic Nursing Skills
Health Science Language Fundamentals
Veterinary Technology Medical Language
Cardiology
Clinical Surgery
More...
English
Grammar Fundamentals
Literary And Rhetorical Vocab
Elements Of Style Vocab
Introduction To English Major
Complete Advanced Sentences
Literature
Homonyms
More...
Math
Algebra Formulas
Basic Arithmetic: Measurements
Metric Conversions
Geometric Properties
Important Math Facts
Number Sense Vocab
Business Math
More...
Other Major Subjects
Science
Economics
History
Law
Performing-arts
Cooking
Logic & Reasoning
Trivia
Browse all subjects
Browse all tests
Most popular tests