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04-BS-4: May 2017

Nivaar worked solution (AI-drafted; not reviewed by a licensed engineer)

  1. Question 1 DC Bridge Network — Kirchhoff's Laws and an Unknown Branch Resistance
  2. Question 2 Thévenin Equivalent and Maximum Power Transfer
  3. Question 3 Switched RL Network — Steady State, Stored Energy, and Transient Decay
  4. Question 4 AC Steady-State Phasor Analysis with a Resonant Tank
  5. Question 5 Magnetic Circuit — Horseshoe Core with Air Gap and Armature
  6. Question 6 Full-Bridge Rectifier and RC Low-Pass Filter
  7. Question 7 Combinational Logic Design — Subway Door Control

Start with Question 1 →

National Exams, 04-BS-4 Electric Circuits and Power — May 2017. Closed book; one double-sided aid sheet permitted; any five of the seven questions constitute a complete paper (all seven are answered here as a complete study resource).

Reference texts: Sadiku & Alexander, Fundamentals of Electric Circuits, 6th ed. (circuit analysis, transients, AC steady state, magnetic circuits); Boylestad & Nashelsky, Electronic Devices and Circuit Theory (rectifiers); Mano, Digital Design (combinational logic).