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1. A 2 k resistor is in series with a 0.015 F capacitor across a 15 kHz ac source. What is the magnitude of the total impedance and the phase angle?





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  • By: guest on 01 Jun 2017 11.28 pm
    Xc = 1/2πfC = 707 Ω Z = R - jXc = 2000 - j(707) |z| = sqrt(R*R + Xc*Xc) = 2121 Ω Phase angle = arctangent(Xc/R) = 19.5°
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