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1. |
For a series 'RLC' circuit driven by voltage v = vm sinωt, the current is given by i = im sin(ωt + φ), the impedance (Z) of the circuit = ___________.(Where 'X'c is capacitive reactance and 'X'L is inductive reactance) |
A. | √[R2 - (Xc - XL)2] |
B. | R2 + (Xc - XL)2 |
C. | R2 - (Xc - XL)2 |
D. | √[R2 + (Xc - XL)2] |
Answer» E. | |