Transformer Losses — Study Resources & PYQs
Different losses occurring in transformers.
- Estimated study time: 30 minutes
Study resources
- Electrical4U - Efficiency of Transformer (Article) — Explains core (iron) loss and copper loss in a transformer and how each affects overall efficiency.
- NPTEL - Fundamentals of Electrical Engineering (Single Phase Transformers) (Video) — Covers the types of transformer losses as part of the transformer lecture series.
- Electronics for You - Transformer Construction and Working Principle (Article) — Indian magazine article contrasting ideal and practical transformers: copper loss, eddy current and hysteresis loss, leakage flux, typical efficiency.
- Electrical Technology - Transformer Formulas and Equations (Article) — Every formula in one place: turns ratio, losses, condition for maximum efficiency, regulation, all-day efficiency. Print this for revision.
- Electrical Volt - Open and Short Circuit Test on Transformer (Article) — Indian site. Explains the reasoning behind each test before the maths - good if the standard notes feel mechanical, including how losses are measured.
- Testbook - Auto Transformer (Article) — Explains auto-transformer working, circuit diagram, advantages, disadvantages and applications compared to a two-winding transformer.
- NPTEL — Fundamentals of Electrical Engineering, IIT Kharagpur (Article) — Current IIT Kharagpur NPTEL course covering DC/AC circuits, three-phase circuits, resonance, transformers and electrical machines.
Taught in these subjects
- FUNDAMENTALS OF ELECTRICAL ENGINEERING — BEET21 · Government College of Engineering and Technology, Jammu
- PRINCIPLES OF ELECTRICAL ENGINEERING — BEET11 · Government College of Engineering and Technology, Jammu
- Fundamentals of Electrical Engineering — EET2201 · Government College of Engineering and Technology, Jammu
- Principles of Electrical Engineering — EET2101 · Government College of Engineering and Technology, Jammu