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What is the magnitude of the impedance of the following circuit?(a) √(R+ωL)(b) √(R-ωL)(c) √(R^2+(ωL)^2)(d) √(R^2-(ωL)^2)This question was addressed to me in my homework.The question is from Impedence Diagram topic in portion Complex Impedence of Network Theory

Answer»

The correct option is (c) √(R^2+(ωL)^2)

For explanation: Complex IMPEDANCE is the total opposition offered by the circuit ELEMENTS to ac current and can be displayed on the complex PLANE. The magnitude ofthe impedance of the circuit is √(R^2+(ωL)^2).



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