5. (5 pts.) Calculate the angular frequency, w of a signal that has a cyclic frequency, f of 20 Hz. A. 31.8 rad/s B. 126 rad/s C. 168 rad/s D. 3.18 rad/s 6. (5 pts.) Determine the complex impedance of the following series arrangement at a frequency, f of 60 Hz. A. 170 + j69 Q B. 239 + j69 Q C. 239 + j135 Q D. 170 + j135 Q 80μF 1702 270mH 7. (5 pts.) The diagram below shows a phasor representation of the voltage V across a combination of a resistor and an inductor. Calculate the magnitude and phase of the voltage V. A. The magnitude |V| = 168; and the phase angle = 36° B. The magnitude |V| = 168; and the phase angle -= 54° C. The magnitude |V| 186; and the phase angle -= 36° D. The magnitude |V| = 186; and the phase angle -= 54° V₁ = 110 V VR-150 V 8. (5 pts.) Which of the following combinations of components represents an impedance, Z = 110 + j 314 at a frequency, f = 100 Hz? A. A resistor of 110 Q in series with an inductor of 500 mH. B. A resistor of 110 Q in series with a capacitor of 5 μF. C. A resistor of 314 Q in series with an inductor of 5 mH. D. An inductor of 50 mH in series with a capacitor of 5 µF