Electrical Fundamentals II - Winter 2023

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Overview

Nearly all engineering and physical science disciplines interface with electrical systems.

This course emphasizes analysis and intuitive understanding of AC circuits.

Instructor: Prof. Pallavi Dhagat (dhagat@oregonstate.edu)

Meeting Time: Tue/Thu 9:00–9:50 AM · Gilfillan Auditorium

Dates: 01/09/2023–03/21/2023

Prerequisites: Prior knowledge of complex numbers & basic circuit analysis.

Objectives:

• Apply circuit analysis with phasors to single-phase AC circuits
• Analyze three-phase circuits (line/phase, real/reactive/apparent power)
• Understand frequency dependence of passive components and filters
• Work effectively in multidisciplinary teams

Schedule (Summary)

• Week 1 (Jan 9–15): Sinusoids & phasors (Ch. 7.1–7.2)
• Week 2: Impedance (Ch. 7.3–7.7)
• Week 3: AC circuit analysis (Ch. 7.9)
• Week 4: AC circuit analysis (cont.) · Midterm I Jan 31
• Week 5: AC power analysis, complex power (Ch. 8.1–8.3)
• Week 6: Max power transfer, power factor correction, frequency response (Ch. 8.4–8.5, 9.1–9.2)
• Week 7: Filters, Bode plots (Ch. 9.3–9.5) · Midterm II Feb 21
• Week 8: Mutual inductance (Ch. 11.1–11.3)
• Week 9: Transformers & three-phase circuits (Ch. 11.4, 10.1–10.2)
• Week 10: Three-phase circuits (Ch. 10.3–10.5)
• Final: Tue Mar 21, 12:00–1:50 PM (comprehensive, Gilfillan)

Materials

• Required textbook: F. Ulaby, M. Maharbiz, C. Furse, Circuit Analysis and Design (2018, Michigan Publishing). Free PDF available via Canvas.
• Supplemental resources: Khan Academy (Complex Numbers), All About Circuits, Optional video lectures & slides on Canvas.
• Weekly reading & assignments under Modules.

Labs

• Weekly 2-hour labs in Dearborn 120, starting Week 2.
• Lab kit pickup: TekBots Store (KEC 1110, included in course fee).
• 6 total labs (with pre-lab writeups, team-based experiments, and typed reports due Thursdays 11:59 PM).
• Attendance required; must request permission to swap sections.

Staff & Hours

• Instructor: Prof. Pallavi Dhagat - Tue 10:00–10:45 AM (KEC 3021) or by appointment
• GTAs/ULAs:
  • Jacob Field - Mon 11–1 PM (KEC Atrium)
  • Cole Miller - Tue 12–2 PM (KEC Atrium)
  • Anthony Kung - Tue 3–4 PM (KEC Atrium) · Extended sessions before each exam
  • Kalpani Wijesooriya - Wed 11–12 PM (KEC Atrium)
  • Khanh Le - Wed 1–3 PM (KEC Atrium)
  • Calder Wilson - Thu 2–3 PM (KEC Atrium)
  • Yong Hwan Lee - Fri 3–4 PM (KEC Atrium)
  • Lakshmi Prakasan - Wed 8:30–9:30 AM (KEC Atrium)

Extended office hours provided week of exams.

Grading & Policies

• Weights: Homework 25% (lowest dropped), Labs 30%, Midterms 30% (15% each), Final 15%.
• Late policy: HW accepted until Wed (–10% per day). Labs late by 1 day = –10%.
• Exams: In-person only, makeups allowed with documented medical emergency.
• Extra Credit: Up to 4 points possible via Canvas or unannounced quizzes.
• Academic Integrity: Cheating = F in course + report.
• DAS: Accommodations via Disability Access Services.
• COVID-19: Masks welcome but not required. Follow OSU policy.