The circuit shown below consists of a 1kΩ resistor connected in series with a 50mH coil, a 10V rms, 10 KHz signal is applied. Find impedance Z in rectangular form.

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The circuit shown below consists of a 1kΩ resistor connected in series with a 50mH coil, a 10V rms, 10 KHz signal is applied. Find impedance Z in rectangular form.

asked Oct 19, 2021 in Education by JackTerrance

The circuit shown below consists of a 1kΩ resistor connected in series with a 50mH coil, a 10V rms, 10 KHz signal is applied. Find impedance Z in rectangular form. (a) (1000+j0.05) Ω (b) (100+j0.5) Ω (c) (1000+j3140) Ω (d) (100+j3140) Ω The question was posed to me in an interview for job. My question is taken from Series Circuits in section Complex Impedence of Network Theory Select the correct answer from above options network theory questions and answers, network theory questions pdf, network theory question bank, network theory gate questions and answers pdf, mcq on network theory pdf, gate network theory questions and solutions, network theory mcq Test , ies network theory questions, Network theory Questions for GATE EC Exam, Network Theory MCQ (Multiple Choice Questions)

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JackTerrance · Answer 1 · 2021-10-19T05:07:06+0000

Correct answer is (c) (1000+j3140) Ω To elaborate: Inductive Reactance XL = ωL = 2πfL = (6.28)(10^4)(50×10^-3) = 3140Ω. In rectangular form, total impedance Z = (1000+j3140) Ω.