Ac circuits - Study guides, Revision notes & Summaries

Electricity produced by magnetism is ______ CORRECT ANSWER AC the intensity of current produced by a conductor moving through a magnetic field is determined by the ______ at which the line of flux are cut CORRECT ANSWER rate one complete sequence of events in alternating current consisting of starting a stopping the current in both directions is called one ______ CORRECT ANSWER cycle when electricity is to be carried for long distances over a power line, its ______ is stepped up to a hi...

An electric current always produces? - ANSWER a magnetic field The number of cycles an alternating electric current undergoes per one-half second, the hurtz rating of the circuit is? - ANSWER 30HZ The period of a waveform is the ? - ANSWER inverse of the frequency Which of the following conditions exist in a circuit of pure resistance? - ANSWER The voltage and

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...

ATT Test 4 : AC CIRCUITS QUESTIONS SET WITH CORRECT ANSWERS An electrical current that changes both in magnitude and direction. - ANSWER : alternating current AC is developed by sources called _____________. - ANSWER : alternators and generators A device which converts mechanical energy into an alternating electrical current. - ANSWER : alternator A rotating device for converting mechanical energy into an alternating electrical energy. - ANSWER : generator Three basic sine wave ...

Capacitive AC Circuits Chapter 17 questions and answers already passsed 2024

Delmars Unit 20 Capacitance in AC Circuits. questions and answers already solved 2024

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...

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!

In capacitors, what is the purpose of the dielectric? - Prevent arcing within the capacitor Which of the following is true about capacitors in AC circuits? - Current leads voltage all the time What describes a capacitor s ability to store an electrical charge? - Capacitance which of the following statements is correct about polarized electrolytic capacitors? - Voltage polarity must be correct What is the time constant for a circuit with 150k ohms and 2 microfarad capacitor? - .3 seco...

TPC Transformers and AC Circuits Exam Questions and Answers.