Cambridge IGCSE Physics Revision Core Concepts Exam Preparation Online

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Lesson 4.4.2: Electrical Energy ??? Calculating energy using E = P t and E = V I t; practical applications like electricity bills.

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Lesson 4.4.1: Electrical Power ??? Calculating power using P = V I and P = I^2 R; examples like household appliance ratings.Previous Lesson 4.4.3: Electrical Safety ??? Understanding hazards (e.g., electric shock, overheating); role of fuses, circuit breakers, and earthing in safety.Next