Mutual inductance - Study guides, Class notes & Summaries

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b - ANSWER Salient pole rotors: a) Are used on high speed alternators b) Are used on alternators not exceeding 1800 rpm c) Require no maintenance d) Are used on only single phase generators e) Are used on only three phase generators d - ANSWER Transformers function on the principle of: a) Conductance. b) High resistance to DC current. c) Interaction of residual magnetism. d) Mutual inductance. e) Mutual conductance. a - ANSWER Synchronous motors are ...

AMT GENERAL TEST GUIDE the working voltage of a capacitor in an AC circuit shoulw be - at least 50 percent greater than the highest applied voltage the term that describes the combined resistive forces in an AC circuit is - impedance what is the opposition to the flow of AC produced by a magnetic field with generated back voltage (EMF) called? - inductive reactance electrostatic fields are also known as - dielectric fields The basis for transformer operation is in the us...

The working voltage of a capacitor in an ac circuit should be... CORRECT ANSWER at least 50 percent greater than the highest applied voltage. The term that describes the combined resistive forces in an ac circuit is... CORRECT ANSWER impedance. What is the opposition to the flow of AC produced by a magnetic field with generated back voltage (EMF) called? CORRECT ANSWER Inductive reactance Electrostatic fields are also known as... CORRECT ANSWER dielectric fields The basis for transfo...

NETA 2 Top Exam Questions and answers, rated A+ Under what considerations can tag out without lock out be permitted? - -***&If an energy isolating device is not capable of being locked For PV systems, a(n) _____ is a device that changes direct-current input to an alternating-current output. - -Inverter Identify the contact pictured above. (NC and NO separated by a node) - -Form C When applying personal protective grounds, which end is attached first? - -***&The equipment end An ...

Electricity PREP TEST QUESTIONS WITH VERIFIED ANSWERS The size of the conductor is proportional to the amount of the current. True or False? - ANSWER True. What happens when a conductor moves relative to a magnetic field and it passes through the lines of magnetic flux? - ANSWER A voltage is induced in the conductor. What is Electro-magnetic Induction? - ANSWER As long as there is movement between a conductor and a magnetic field, an induced voltage is created. Describe what the ...

AT&T TKT II Questions And Answers Latest Top Score 2024/25. Amperes - correct answer. The rate of electron flow, the unit for measuring electrical current; the abbreviation is amp. decreases - correct answer. When the frequency of the applied voltage increases capacitive reactance increases, decreases, or remains the same. 6.5 k - correct answer. Convert 6500 ohms to K ohms .033 - correct answer. Convert 33 mili amps to amps True/apparent - correct answer. I...

AT&T TKT II Questions And Answers Rated A+ 2024/25. Amperes - correct answer. The rate of electron flow, the unit for measuring electrical current; the abbreviation is amp. decreases - correct answer. When the frequency of the applied voltage increases capacitive reactance increases, decreases, or remains the same. 6.5 k - correct answer. Convert 6500 ohms to K ohms .033 - correct answer. Convert 33 mili amps to amps True/apparent - correct answer. In an AC ...

AC Circuits Review Test Questions with Verified Answers an increase in which of the following factors will cause an increase in the inductive reactance of a circuit - Answer-inductance and frequency in an AC circuit, the effective voltage is - Answer-less than the maximum instantaneous voltage amount of electricity a capacitor can store is directly proportional to the - Answer-plate area and inversely proportional to the distance between the plates unless otherwise specified, any valu...

ATT FC COMP EXAM QUESTIONS AND ANSWERS (VERIFIED ANSWERS) (2024/2025). What three factors determine the severity of an electric shock? - ANSWER 1) Amount of current flowing through the body, 2) Path of current through the body, 3) Length of time the body is in the circuit How much current can be lethal? - ANSWER 50-150 milliamperes How much more DC than AC does it take to freeze a body to a conductor? - ANSWER 5 times: 12 ma AC, 60 ma DC What are three types of burns? - ANSWER 1) Electric...