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. The amount of time it takes for a device to react to an input signal.
Proximity Switch
Response Time
Potentiometer
Microamp
2. 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.
Plasma
Alternating Current
Volt
Charge
3. Inspection - analysis and action required to ensure quality of output.
International Electrotechnical Commission
Quality Control
Microamp
Proximity Sensor
4. A device that transfers power or energy from one system to another - such as taking a physical quality and changing it to an electrical signal.
Zener Effect
Transducer
Fluorescent
Field-Effect Transistor (FET)
5. A negative (-) electrode. The point of entry of electrons into a device from an external circuit. The negative electrode of a semiconductor diode.
Cathode
Load
Conductor
PID
6. The magnitude and time phase of a quantity - represented by a plotted line.
Bridge Rectifier
N.O.
Vector
Delta
7. NEMA;
National Electrical Manufacturers Association
Break
Ohmeter
UHF
8. The interaction of magnetism and electrical current.
Millimeter
On/Off Controller
Electrodynamic
International Brotherhood of Electrical Workers
9. An area in which combustible or flammable mixtures are or could be present.
Electromagnetic field
Potentiometer
Hazardous Location
Ohm
10. A fundamental negatively (-) charged atomic particle that rotates around a positively (+) charged nucleus of the atom.
Electron
VOM
Zener Effect
Ingress Protection Ratings
11. A switch with contacts that are made with actuating force and released when that force is removed.
Momentary switch
Electrolysis
Proximity Sensor
Millimeter
12. Kwh; One thousand watt-hours.
Circuit
Kilowatt Hour
Flux
Bridge Rectifier
13. A meter used to measure units of volts.
Voltmeter
Weber
Momentary switch
Electricity
14. The unit for capacitance. A capacitor that stored one coulomb of charge with one volt across it will have a value of one farad.
Conduit
Farad
RTD
Circuit
15. The energy delivered by a circuit or device. The electrical signal produced by the input to the transducer.
Output
Electromagnet
Conduction
Light Emitting Diode
16. A three mode control consisting of time Proportioning - Integral and Derivative rate action.
Zero Adjustment
PID
Triac
Manual Reset Switch
17. An electrical circuit that is not 'made'. Contacts - switches or similar devices are open and preventing the floe of current.
PSIA
Transducer
Open Circuit
Farad
18. A hypothetical basic subatomic nuclear particle believed to be the basic component of protons - neutrons - etc.
Cathode
OR Logic
Quark
Kilowatt
19. That part of a circuit which is physically interconnected.
Environmental Protection Agency
Instrument Society of America
Hard Wired
International Organization for Standardization
20. Mm; One thousandth of a meter.
Kilowatt Hour
Modulated Light Source Control
Conductor
Millimeter
21. The average temperature of a process.
Ground
Quantum Electronics
Mean Temperature
Light Emitting Diode
22. The standard that is used to make comparison measurements or calibrations.
Hard Wired
Working Standard
Beta
Ripple
23. A silicone semiconductor that maintains a fixed voltage in a circuit.
Zener Diode
Bridge Rectifier
Quality Control
Quantum Electronics
24. SI; The standard metric system of units.
Forward resistance
System International
XFMR
Celsius
25. Output power divided by input power - (work performed in ratio to energy used to produce it).
CMV
Efficiency
Electrochemistry
Voltage Drop
26. A circuit element or components that allows signals of certain frequencies to pass and blocks signals of other frequencies.
Filter
Microvolt
Microamp
Manual Reset Switch
27. The measure of the ability of a material or substance to carry electrical current.
Proximity Switch
Voltage Drop
Institute of Electrical and Electronics Engineers
Conductance
28. Pounds per square inch differential. The difference in pressure between two points.
Canadian Standards Administration
Power Dissipation
PSID
Maximum Power Rating
29. OSHA;
Mueller Bridge
Occupational Safety & Health Administration
Zero Adjustment
Dilectric
30. NEC: A set of regulations pertaining to electrical installation and design in the interest of the protection of life and property. The NEC is adopted by NFPA and approved by ANSI. It is the preferred standard of guidelines used by most electrical reg
Velocity
Underwriters Laboratories
Plasma
National Electrical Code
31. Electric and magnetic force field that surrounds a moving electric charge.
VHF
Electron
Electromagnetic field
Root Mean Square
32. The speed or time rate of change of displacement.
I
Velocity
Response Time
Chatter
33. A form of control where the power supplied to a process is controlled by limiting the phase angle of the line voltage.
Millimeter
Delta
Cycle
Phase Proportioning
34. The maximum temperature at which a device can be safely operated.
Watt
International Brotherhood of Electrical Workers
Maximum Power Rating
Maximum Operating Temperature
35. A device that converts AC voltage to pulsating DC voltage.
Rectifier
International Electrotechnical Commission
Ripple
Proximity Switch
36. A form of silicone dioxide. Commonly used in the making of radio transmitters and heat resistant products.
AWG
Joule
Field cell
Quartz
37. To close an electrical circuit. To establish an electrical circuit through the closing of a contact - switch or other related device.
Manual Reset Switch
Make
Environmental Protection Agency
Cycle
38. UL; ~LINK~
Absolute Zero
Actuator
Underwriters Laboratories
Thermistor
39. One millionth of a volt.
Transient
Polarity
Resistance
Microvolt
40. A controller whose action is either fully on or off.
RTD
On/Off Controller
Voltage Drop
Latching logic
41. Two dissimilar metals connected at a point - that produce an electrical current whose magnitude is dependent upon the temperature at the junction point.
Thermocouple
Gain
Ripple
Capacitor
42. A full-wave rectifier where the diodes are connected in a bridge circuit. This allows the current to the load during both the positive and negative alternating of the supply voltage.
VOM
Joule
Threshold Response
Bridge Rectifier
43. Kw; One thousand watts.
Underwriters Laboratories
Efficiency
Kilowatt
Quantum Electronics
44. A highly accurate bridge configuration that is used to measure three-wire RTD thermometers.
Ingress Protection Ratings
Mueller Bridge
On/Off Controller
OR Logic
45. An electrically conductive fused salt or a solution where the charge is carried by ionic movement.
Intrinsically safe
Electrolyte
Quantum Electronics
Kilovolt amperes
46. Pounds per square inch absolute. Pressure commonly in reference to vacuum.
Cycle
PSIA
Vacuum
CMV
47. The rapid on/off cycling of a relay caused by improper signal or adjustment - faulty contacts - or other malfunction.
Magnetic Blow-out Switch
Chatter
Operating Temperature
Farad
48. The time based relationship between a reference and a periodic function.
Phase
Time Delay Before Availability
Microvolt
Magnetic Blow-out Switch
49. A circuit conductor that is grounded to become part of the electric circuit by design and intent.
Ground
M
Grounded Conductor
National Fire Protection Association
50. A material used to conduct electricity or heat.
Delta
Electroduct
Conductor
Power Dissipation