Ac circuits Study guides, Class notes & Summaries
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Neiep 600 Final Exam 2023 Graded A+
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In capacitors, what is the purpose of the dielectric? - ANSWER-Prevent arcing within the capacitor 
 
Which of the following is true about capacitors in AC circuits? - ANSWER-Current leads voltage all the time 
 
What describes a capacitor s ability to store an electrical charge? - ANSWER-Capacitance 
 
which of the following statements is correct about polarized electrolytic capacitors? - ANSWER-Voltage polarity must be correct 
 
What is the time constant for a circuit with 150k ohms and 2 mic...
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F80 Exam Questions and Answers Graded A
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F80 Exam Questions and Answers Graded A After what date was the F-24 certificate of Fitness not recognized. July 31, 2014 
How often must this certificate be renewed? Every 3 years 
In what types of buildings and occupancies are coordinators of fire safety and alarm systems in homeless shelter required? Homeless shelters, one-way voice communication systems, or occupied for more tha n fifteen persons for a period of more than 30 days. 
What is the certificate of occupancy? Determines the number ...
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BTEC APPLIED SCIENCE UNIT 15: C AND D - DISTINCTION GRADE
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Unit 15: Electrical Circuits and their Applications C&D 
C: Examine AC and DC production and health and safety aspects domestic and industrial appliances 
D: Examine the uses of transducers, sensors and other measurement devices. 
BTEC Level 3 Extended Diploma in Applied Science 
At Distinction grade level. With hand drawn graphs and with my OWN research (plagiarism-free). Please message me if you have any doubts- happy to help!
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COSC 325 – Final | Exam Questions With Verified Correct Answers| Latest Update
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COSC 325 – Final | Exam Questions 
With Verified Correct Answers| 
Latest Update 
Conductor - ANSWER material that has very little resistance and 
permits electrons to move through it easily 
Insulator - ANSWER any material that has a very high resistance 
and resists the flow of electrons 
Generated electricity - ANSWER the alternating current (AC) 
created by power plant generator 
Three phase - ANSWER three distinct wave cycles, 3-wires, 
415V 
Single phase - ANSWER power supply has o...
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Solution Manual - Physics for Scientists and Engineers A Strategic Approach with Modern Physics 5th Edition by Randall D. Knight - Complete, Elaborated and Latest Solution Manual. ALL Chapters Included and Updated
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Solution Manual - Physics for Scientists and Engineers A Strategic Approach with Modern Physics 5th Edition by Randall D. Knight - Complete, Elaborated and Latest Solution Manual. ALL Chapters Included and Updated. 
 
#PhysicsScientistsEngineers, #StrategicApproach, #ModernPhysics, #RandallDKnight, #SolutionManual, #CompleteElaborated, #LatestEdition, #NewtonLaws, #ConservationLaws, #NewtonianMechanics, #OscillationsWaves, #Thermodynamics, #ElectricityMagnetism, #Optics, #RelativityQuantumPhysic...
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203 TRANSFORMERS AND AC CIRCUITS WITH SOLUTIONS
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A(n) __________ is a graph showing how an electrical value changes over a period of time. 
WAVEFORM Ref: 1.09 
 
 
 
The ac waveform is called a(n) __________ wave. 
SINE Ref: 1.14 
 
 
 
Frequency is the number of __________ an electrical system goes through in a unit of __________. 
CYCLES; TIME Ref: 1.19 
 
 
 
In what unit is frequency measured? 
HERTZ (Hz) Ref: 1.20 
 
 
 
The number of cycles generated in one complete revolution of an alternator equals half the number of __________. 
POLES...
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BTEC APPLIED SCIENCE: UNIT 15 SECTION C - PHYSICS DISTINCTION
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Unit 15: Electrical Circuits and their Applications C 
C: Examine AC and DC production and health and safety aspects domestic and industrial appliances 
BTEC Level 3 Extended Diploma in Applied Science 
At Distinction grade level. With hand drawn graphs and with my OWN research (plagiarism-free). Please message me if you have any doubts- happy to help!
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Level 2 Module 1 Alternating Currents correctly answered rated A+ 2023/2024
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Level 2 Module 1 Alternating Currents 
2:1 
What is the step-down turns ratio of a transformer with 200 turns in the primary and 100 turns in the secondary? 
 
 
induced high voltage 
Opening the secondary of a CT under load will cause a dangerous level of___. 
 
 
40Hz 
What is the hertz rating of an AC circuit if the frequency is 20 cycles per 1/2 second? 
 
 
340V 
Given: A circuit has an rms voltage of 120VAC. What is the peak-to-peak voltage? 
 
 
175V 
A circuit has a peak voltage of 275V....
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Dale Crane Questions for AC Circuits questions with correct answers.
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Dale Crane Questions for AC Circuits questions with correct answers.
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BICSI Practice Test exam 2023 with 100% correct answers
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The 2 main considerations concerning the existing cabling are? - correct answer Grandfathered system 
Abandoned cable 11-25 
 
The type of cutover where cross-connects are relocated one pair after another until completed is called a - correct answer rolling cut 11-28 
 
Which practice involves moving the customer to a temporary office space until their section of the retrofit is completed and then moving them back to their recabled office space? - correct answer Swing space phasing 
 
Whic...
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NCCER ELECTRICAL LEVEL 3 Module 6 Distribution Equipment exam questions and answers
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Which of the following is true with regard to switchboards 
Switchboards are used to subdivide large blocks of power 
 
 
 
When installing wiring within switchgear, use self adhesive cable ties every ___. 
12" (300mm) 
 
 
 
The maximum voltage that a piece of equipment can withstand is known as its ____. 
Basic impulse insulation level (BIL) 
 
 
 
Bolted pressure switches are often used in place of ___. 
Circuit breakers 
 
 
 
A transformer's temperature rise rating refers to ___. 
The max...
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