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04-BS-4: December 2014

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

  1. Question 1 DC Circuit – KCL/KVL and an Unknown Resistor
  2. Question 2 Thevenin Equivalent and Maximum Power Transfer
  3. Question 3 Switched RLC Circuit – Resonance and AC Power
  4. Question 4 AC Steady-State Phasors, Two Sources
  5. Question 5 Magnetic Circuit – Reluctance, Flux, and Inductance
  6. Question 6 Half-Wave Rectifier and RC Filter Design
  7. Question 7 Combinational Logic Design – Elevator Control

Start with Question 1 →

04-BS-4 Electric Circuits and Power — December 2014 national exam. 3 hours, closed book (one aid sheet permitted). Any five of the seven questions constitute a complete paper; the first five as they appear in the answer book are marked. All seven questions are solved below as a complete study resource.

Reference texts: Sadiku & Alexander, Fundamentals of Electric Circuits (6th ed.) — DC circuit analysis, Thevenin/Norton equivalents, first-order transients, AC steady-state phasors and power, magnetic circuits, diode rectifiers (Ch. 2–4, 9–11, 13); Mano & Ciletti, Digital Design — combinational logic design (Ch. 2–4), cited inline for Question 7.