What is reactance - Study guides, Class notes & Summaries

NCCER 26201 : Alternating Current - Electromagnetic Induction - (AC) Circuits Exam Test Combined Questions With Revised Correct Answers BEST UPDATED COMBINED SET!! 20. according to the power triangle, the apparent power is ______. - ANSWER (C) greater than the true power 21. which of the following uses electromagnetic inductions to transfer electrical energy from one circuit to another. - ANSWER (C) Transformer 22. given: a Transformer has 200 turns in the pri...

The presence of which of the following symptoms suggests that the appropriate diagnosis is Alcohol Withdrawal as opposed to Cocaine Withdrawal? a. insomnia b. dysphoria c. seizures d. psychomotor agitation - correct answer c. In family therapy, the adolescent daughter complains that she doesn't think she can change and she feels that doing what the therapist has requested is pointless. The therapist responds by saying, "Well, in that case, I think you shouldn't even try." The therapis...

What is the most important law applicable to the study of electricity? ANSWER: Ohms law What are the elements of Ohm's Law? ANSWER: Voltage, Current & Resistance What are four sources of electrical power? ANSWER: Thermal, light, pressure and chemical What does an electrical circuit consist of? ANSWER: source, Load/resistance and conductors What represents capacitance in an AC circuit? ANSWER: a capacitor Deeagles - Stuvia US What is the function of a capacitor? ANSWER: to store elec...

What is the most important law applicable to the study of electricity? - CORRECT ANSWER Ohms law What are the elements of Ohm's Law? - CORRECT ANSWER Voltage, Current & Resistance What are four sources of electrical power? - CORRECT ANSWER Thermal, light, pressure and chemical What does an electrical circuit consist of? - CORRECT ANSWER source, Load/resistance and conductors What represents capacitance in an AC circuit? - CORRECT ANSWER a capaci...

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 combinded resistive forces in an AC circuit is CORRECT ANSWER impedance What is the opposition to the flow of AC produced by a magnetif field with generated back voltage (EMF) called? CORRECT ANSWER Inductive reactance Electrostatic fields are known as CORRECT ANSWER electrostatic fields The basis for transformer operati...

GROL Element 3: Complete Study Guide and Practice Questions for General Radiotelephone Operator License The product of the readings of an AC voltmeter and AC ammeter is called: Apparent power What is the term used to express the amount electrical energy stored in an electrostatic field? Joules What formula would determine the inductive reactance of a coil if frequency and coil inductance is known? Xl=2pi(fL) What determines the strength of a magnetic field around a conductor? The am...

EPPP Exam 1 Questions & Answers 2024/2025 The presence of which of the following symptoms suggests that the appropriate diagnosis is Alcohol Withdrawal as opposed to Cocaine Withdrawal? a. insomnia b. dysphoria c. seizures d. psychomotor agitation - ANSWERSc. In family therapy, the adolescent daughter complains that she doesn't think she can change and she feels that doing what the therapist has requested is pointless. The therapist responds by saying, "Well, in that case, I think ...

Annex D Exam; Questions & Answers 100% Solved What is VSWR? CORRECT ANSWER-Voltage Standing Wave Ratio measures the amount of reflected power versus radiated power expressed in a ratio. What is resistance? CORRECT ANSWER-Resistance limits the flow of current creating heat as a result. What is Impedance? CORRECT ANSWER-The opposition of alternating current due to resistance and reactance. What is the significance of voltage polarity states of the E field? CORRECT ANSWER-The negative a...

EPPP Practice Test 1 Questions And Answers Already Passed The presence of which of the following symptoms suggests that the appropriate diagnosis is Alcohol Withdrawal as opposed to Cocaine Withdrawal? a. insomnia b. dysphoria c. seizures d. psychomotor agitation c. In family therapy, the adolescent daughter complains that she doesn't think she can change and she feels that doing what the therapist has requested is pointless. The therapist responds by saying, "Well, in that c...

When current in an AC circuit is doubled, power losses in the circuit will respond in which way? a) half as much b) does not change c) doubles d) four times greater -Answer d) four times greater What determines the size of insulators used on power lines? a) Current flow on the line b) Voltage level of the line c) Reactance of the line d) Operating Limit of the line -Answer b) Voltage level of the line Reactive power is needed to support which type of load? a) Inductive b) Capacitive ...