Power amps - Study guides, Class notes & Summaries
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NEIEP 400 Final Exam Version 1 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A
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NEIEP 400 Final Exam Version 1 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: What is the power available from a 68 kVA transformer connected in open delta configuration ? Answer: 39.44 kVA Q: The secondary winding of an 11,000 volt to 220 volt transformer has 50 windings on the secondary How many turns are on the primary winding ? Answer: 2500 turns Q: A transformer has 728 turns on the primary winding and 56 turns on the secondary With 120 volts applied ...
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Esco Electrical Certification Exam 2023 Questions and Answers
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Esco Electrical Certification Exam 2023 Questions and Answers 
 
What is current flow? 
D.The flow of electrons in a circuit 
What is impedance? 
A.Opposition to alternating current 
Like charges will 
B.Repel each other 
Any material that will readily release electrons is called: 
B.A conductor 
The symbol for current is: 
B. I 
Electricity can produce: 
D. All the above 
light 
heat 
magnetism 
The safety ground conductor is usually colored: 
B.Green 
An electron has: 
B.A negative charge 
Whi...
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NEIEP 400 Final Exam Version 2 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A
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NEIEP 400 Final Exam Version 2 (Latest 2024 / 2025 Update) Questions and Verified Answers | 100% Correct | Grade A Q: What is the result of connecting an ammeter to the terminals of a power supply or other voltage source? Answer: The meter will be damaged. Q: What is correct regarding the transformer? Answer: applied voltage on the primary leads current by 90 degrees Q: What does two solid lines between two coils represent in a transformer?- Answer: Iron core transformer Q: What statement best d...
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Module 26104 - 20 questions with 100% correct answers graded A+
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Module 26104 - 20 
What is the total resistance of three resistors in parallel with the values of 2Ω, 4Ω & 4Ω? 
1Ω 
3 MULTIPLE CHOICE OPTIONS 
 
 
The current flowing through a hair dryer that uses 1,200 watts of power with an applied voltage of 120V is _______? 
10A. 
3 MULTIPLE CHOICE OPTIONS 
 
 
The total resistance of four equal resistors in parallel, each with a value of 10Ω, is _______ 
2.5Ω 
3 MULTIPLE CHOICE OPTIONS 
 
 
What is the total resistance of three resistors in parallel ...
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ISA Utility Specialist LATEST 2023- 2024 ACTUAL QUESTIONS AND CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED
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ISA Utility Specialist LATEST 2023- 
2024 ACTUAL QUESTIONS AND 
CORRECT ANSWERS (VERIFIED 
ANSWERS) |ALREADY GRADED 
A+ 
Volt - CORRECT ANSWER unit of electrical force and is roughly analogous to psi in a 
water pipe or hose. 
volt 
ampere 
ohm - CORRECT ANSWER One __________ is required to push one__________ of 
current across one __________ of resistance 
Voltage - CORRECT ANSWER __________ = Current X Resistance 
120 volts - CORRECT ANSWER typical voltage limit for residential use, exclu...
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BOMA: Motor Controls Questions and Answers Rated A+
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BOMA: Motor Controls Questions and 
 
Answers Rated A+ 
 
A 3600 RPM motor has: two poles 
 
If you throttled the discharge side of a centrifugal pump into closed the amps would: go up 
 
The common method of correcting power factor is: add a capacitor 
 
To convert AC to DC you would need: rectifier 
 
*To convert DC to AC we would need: converter or inverter 
 
The actual full load amps of a motor are found? nameplate of the motor 
 
Three factors which must be considered when selecting
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Epri Practice Test Questions and Answers Already Passed
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Epri Practice Test Questions and Answers Already Passed 
If a generator is producing 500 MW and 200 Mvar, is the generator? 
A. Leading 
B. Lagging 
C. Underexcited D. Dropping B. Lagging 
What is the IEEE device number for a differential relay? 
A. 87 
B. 86 
C. 67 D. 50 A. 87 
Can a synchronous machine have a negative torque angle? What does 
this mean? 
A. Yes / the machine is absorbing reactive power 
B. No / the machine is absorbing active power 
C. No / the machine is absorbing reactive po...
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Elevator mechanics exam 300 Questions And Answers Review Exam | Questions and Answers Graded A+ Latest 2024/2025
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Elevator mechanics exam 300 Questions And 
Answers Review Exam | Questions and Answers 
Graded A+ Latest 2024/2025 
What's the equation for the volume of the cylinder? - CORRECT ANSWER V 
(volume)= pi multiplied by R squared multiplied by the height 
Example: radius is 6" height is 30 
V=3.1416•6•6•30 
A drill draws a current (I) of 4.5 amps and resistance of 16.0 ohms, how do You 
find the power(watts)? - CORRECT ANSWER P=I squared (amps) multipled by 
R(resistance) 
Example:P=4.5...
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Elevator mechanics exam 300 Study Questions with COMPLETE SOLUTIONS (LATEST)
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ABYC MARINE ELECTRICAL EXAM 2024
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If Voltage at shore power goes up under additional loads this is indicative of.... - Answer - Ground/ Neutral connection 
 
ELCI trips at how many mA? - Answer - 30 miliamps @100 ms 
 
One horsepower = _________ Watts - Answer - 746 watts 
 
Most common type of circuit fault is? - Answer - unwanted open 
 
If Voltage increase then Amps _________? - Answer - increase 
 
If circuit resistance increases then Amps __________ - Answer - Decrease 
 
Resistance on grounding conductor should not e...
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