IP Physics Notes (Upper Secondary, Year 3-4): 13) Practical Electricity
Download printable cheat-sheet (CC-BY 4.0)30 Sep 2025, 00:00 Z
Reviewed by
Chee Wei Jie·Academic Advisor (Physics)
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Q: What does IP Physics Notes (Upper Secondary, Year 3-4): 13) Practical Electricity cover?
A: Connect power calculations, energy costings, mains wiring, and safety devices to real-world electrical usage.
Quick recap -- Treat electrical appliances as energy converters. Compute how much power they draw, how long they run, and ensure safety with proper wiring, fuses, and earthing.
Keep your practice loop tight via our IP Physics tuition hub-it links each topic here to quizzes, diagnostics, and WA-style problem sets.
These notes align with SEAB GCE O-Level Physics (6091) content used in IP programmes (exams from 2026).
Status: SEAB O-Level Physics 6091 syllabus (exams from 2026) checked 2025-11-30 - scope unchanged; remains the reference for these notes.
Energy Sources Snapshot
| Source | Type | Energy chain | Pros | Cons |
| Fossil fuels | Non-renewable | Chemical -> thermal -> steam -> turbine -> generator | Reliable, high output | CO, finite, pollution |
| Nuclear fission | Non-renewable | Nuclear -> thermal -> steam -> turbine | Very high energy density, low CO | Radioactive waste, high capital |
