Question

Series and parallel RL and RC circuits with an AC source. A 60 Hz voltage source has an amplitude of VT-120 V. For the following problems, compute the indicated phasors including both magnitudes and phase angles, and sketch the phasor diagrams (no submission) Q1. The source is connected across a series RL ac circuit with R 7.8 Ohm and XL = ωし= 5.1 Ohm. 1a) Find the magnitude of impedance of the series combination (Unit: Ohm) Submit Answer Tries 0/3 1b) Find the phase angle of impedance of the series combination (Unit: deg) Submit Answer Tries 0/3 1c) Calculate the current phasor I at an angle of 0° (Unit: A) Submit Answer Tries 0/3 1d) Calculate the amplitude of voltage VR across the resistor (Unit: V) Submit Answer Tries 0/3 e) Calculate the phase angle of voltage VR across the resistor (Unit: deg) Submit Answer Tries 0/3 1) Calculate the magnitude of voltage Vi across the inductor (Unit: v) Submit Answer Tries 0/3 1g) Calculate the phase angle of voltage Vi across the inductor (Unit: deg) Submit Answer Tries 0/3 1h) Sketch the circuit diagram, impedance diagram and voltage phasor diagram (no submission) Q2. The source (assuming angle of Vr is 0°) is connected across a parallel RL ac circuit with R = 7.8 Ohm and XL = OL = 5.1 Ohm. 2a) Calculate the magnitude of current IR (Unit: A) Submit Anwer Tries 0/3

Answer 1