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Electrical Components
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Subject
:
engineering
Instructions:
Answer 50 questions in 15 minutes.
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study here
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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. CSA ~LINK~
Field cell
Canadian Standards Administration
Vacuum
Proximity Sensor
2. The part of a circuit that supplies power to the entire circuit or part of the circuit. Usually a separate unit that supplies power to a specific part of the circuit in a system.
American National Standards Institute
Grounding Conductor
Power Supply
Maximum Power Rating
3. Inspection - analysis and action required to ensure quality of output.
Filament
Relay
Alternating Current
Quality Control
4. A coil of wire wound about a magnetic material - such as iron - that produces a magnetic field when current flows through the wire.
Rectifier
Electromagnet
Relay
Ripple
5. An electrical resistor composed of semiconductor material - whose resistance is a known rapidly varying function of temperature.
Electromagnet
Quap
Thermistor
Electricity
6. 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.
Plasma
National Fire Protection Association
Conduit
Transistor
7. The behavior of charged particles and the steady motion of charge in magnetic and electric fields.
AWG
Electrokinetics
Grounded Conductor
Conductance
8. A meter used to measure units of volts.
Voltmeter
Field-Effect Transistor (FET)
Watt
Modulated Light Source Control
9. Chemical changes and energy produced by electric currents.
Electrochemistry
Supply Current
Frequency
CMV
10. A form of silicone dioxide. Commonly used in the making of radio transmitters and heat resistant products.
BTU
Supply Voltage
Quartz
Root Mean Square
11. A form of energy produced by the flow of particles of matter and consists of commonly attractive positively (protons [+]) and negatively (electrons [-]) charged atomic particles. A stream of electrons - or an electric current.
Capacitor
Grounded Conductor
Joule
Electricity
12. The standard that is used to make comparison measurements or calibrations.
National Electrical Code
Kilowatt Hour
American National Standards Institute
Working Standard
13. Radio Frequency Interference.
RFI
Manual Reset Switch
Occupational Safety & Health Administration
Grounded
14. An anode (+) or cathode (-) conductor on a device through which an electric current passes.
Latent heat
Electrode
Quantum
Transducer
15. The rate at which electricity flows - measured in amperes - 1 ampere = 1 coulomb per second.
CMV
XFMR
Current
Velocity
16. A device that converts AC voltage to pulsating DC voltage.
Absolute Zero
Microvolt
Electrolyte
Rectifier
17. Silicone Controlled Rectifier.
Farad
Mil
OR Logic
SCR
18. Symbol used to denote transmitter.
Pulse
Latching logic
Efficiency
XMTR
19. One millionth of an amp.
Quantum
Mil
Microamp
Quality Control
20. The act of the opening of an electrical circuit.
VOM
Microamp
Break
Open Circuit
21. Resistance Temperature Detector.
Zener Diode
Anode
RTD
Electron
22. A circuit which may have one or many resistors and/or other various devices connected in a series so that the current has only one path to follow.
Mueller Bridge
Kilowatt Hour
Series Circuit
Phase Proportioning
23. An electrical circuit that is not 'made'. Contacts - switches or similar devices are open and preventing the floe of current.
Hazardous Location
Volt
PSIG
Open Circuit
24. A device used to store electrical energy in an electrostatic field until discharge.
Capacitor
OR Logic
On/Off Controller
Joule
25. The method by which two devices or systems are connected and interact with each other.
Circuit
PID
Interface
Chatter
26. The speed or time rate of change of displacement.
Electrolysis
Instrument Society of America
Electroduct
Velocity
27. Pressure that is less than atmospheric pressure.
Vacuum
Electrodynamic
Phase
Operating Temperature
28. A silicone semiconductor that maintains a fixed voltage in a circuit.
Velocity
Zener Diode
Hazardous Location
Mueller Bridge
29. IBEW;
Load
International Brotherhood of Electrical Workers
Make
Electrolyte
30. The time delay between the output signal and the response time of the receiver of the signal.
I
Lag
Velocity
PID
31. The unit of power. One watt equals one joule per second - 1/746th horsepower.
System International
Watt
Infrared
Cycle
32. A sudden and unwanted increase or decrease of supply voltage or current.
Cathode
Magnetic Blow-out Switch
Break
Transient
33. A positive (+) electrode. The point where electrons exit from a device to the external electric circuit.
Maximum Power Rating
Electroduct
Kilovolt
Anode
34. A high-intensity incandescent lamp with a quartz bulb containing an inert gas of iodine or bromine vapor.
Quartziodine Lamp
Microvolt
PID
Kilowatt Hour
35. One millionth of a meter.
Direct Current
I
Micron
Isothermal
36. A variable resistor.
Current Proportioning
National Fire Protection Association
Rheostat
Maximum Load Current
37. Normally Open.
Amplifier
Ohmeter
Hard Wired
N.O.
38. A unit of electrical current named after French physicist Andr
Farad
Ampere
Series Circuit
Electromagnetic field
39. The adjustment of a display that results are zero on the display corresponding to a non-zero signal.
Triac
Zero Adjustment
Voltmeter
Ampere
40. An interconnected arrangement of parts for carrying high-voltage electricity.
XFMR
Electroduct
National Electrical Manufacturers Association
Institute of Electrical and Electronics Engineers
41. ISA;
Instrument Society of America
Leakage current
Quantum Electronics
National Electrical Code
42. Variable Frequency.
Chatter
VF
Ohm
Quantum Electronics
43. Ultra High Frequency
Electrodynamic
Micron
Transducer
UHF
44. A three mode control consisting of time Proportioning - Integral and Derivative rate action.
Polarity
System International
PID
Hazardous Location
45. When there is current through a semiconductor p-n junction it is the resistance of a forward-biased junction.
Field cell
Operating Temperature
Electron
Forward resistance
46. Symbol used to denote transformer.
N.C.
XFMR
Quartziodine Lamp
Actuator
47. 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.
Bridge Rectifier
UHF
Quality Control
Kilovolt amperes
48. A highly accurate bridge configuration that is used to measure three-wire RTD thermometers.
Underwriters Laboratories
Open Circuit
Mueller Bridge
Dilectric
49. Electric and magnetic force field that surrounds a moving electric charge.
Response Time
Electromagnetic field
Threshold Response
BTU
50. The time based relationship between a reference and a periodic function.
Kilowatt
Diode
National Fire Protection Association
Phase
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