NivaarExam PrepOfficial exam papers ↗

22-Elec-A6 Power Systems and Machines: May 2016

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

  1. Question 1 Feeder Analysis and Power-Factor Correction
  2. Question 2 Three-Phase Y Load, Motor Addition and PF Correction
  3. Question 3 DC Shunt Motor
  4. Question 4 Single-Phase Transformer — OC/SC Tests
  5. Question 5 Three-Phase Squirrel-Cage Induction Motor
  6. Question 6 Parallel Synchronous Generators — Governor Droop
  7. Question 7 Series–Parallel Magnetic Circuit

Start with Question 1 →

Paper format: Professional Engineers Ontario — 07-Elec-A6 Power Systems and Machines, Spring 2016. Closed book (formula sheets supplied); do any five of seven questions, all of equal value (20 marks each). Three hours. All ac quantities are rms; three-phase voltages are line-to-line and power is total real power unless noted. All seven questions are solved here as a complete study resource.

Reference texts. S. J. Chapman, Electric Machinery Fundamentals, 5th ed. (DC machines ch. 8, transformers ch. 2, induction motors ch. 7, synchronous machines ch. 4–5, parallel operation ch. 5); J. D. Glover et al., Power System Analysis and Design, 6th ed. (per-phase and power-factor analysis ch. 2); T. Wildi, Electrical Machines, Drives, and Power Systems. Canadian frame: EGBC/PEO national exam; SI units.