The impedance of a series LCR circuit is
A. R + (XL – XC)
B. R + (XC – XL)
C. \(\sqrt{R^{2}+\left(X_{\mathrm{L}}-X_{\mathrm{C}}\right)^{2}}\)
D. \(\sqrt{R^{2}+X_{\mathrm{L}}^{2}-X_{\mathrm{C}}^{2}}\)
Answer:C
The impedance of a series LCR circuit is
A. R + (XL – XC) B. R + (XC – XL) C. \(\sqrt{R^{2}+\left(X_{\mathrm{L}}-X_{\mathrm{C}}\right)^{2}}\) D. \(\sqrt{R^{2}+X_{\mathrm{L}}^{2}-X_{\mathrm{C}}^{2}}\)