CAIE IGCSE Physics 4.4.5 A Fuse Without an Earth Wire Protects Topic Practice

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Cambridge IGCSE Physics (0625)

1. Motion, forces and energy

2. Thermal physics

4. Electricity and magnetism

4.1 Simple phenomena of magnetism

4.2.1 Electric charge

4.2.2 Electric current

4.2.3 Electromotive force and potential difference

4.2.4 Resistance

4.2.5 Electrical energy and electrical power

4.3.1 Circuit diagrams and circuit components

4.3.2 Series and parallel circuits

4.3.3 Action and use of circuit components

4.4 Electrical safety

4.4.1—Hazards of: (a) damaged insulation (b)

4.4.2—A mains circuit consists of a live

4.4.3—Use and operation of trip switches and

4.4.4—Why the outer casing of an electrical

4.4.5—A fuse without an earth wire protects

4.5.1 Electromagnetic induction

4.5.2 The a.c. generator

4.5.3 Magnetic effect of a current

4.5.4 Force on a current-carrying conductor

4.5.5 The d.c. motor

4.5.6 The transformer

5. Nuclear physics

6. Space physics

7. Assessed scientific skills

IGCSE/CAIE/Physics//Question Bank/4. Electricity and magnetism/4.4 Electrical safety/4.4.5—A fuse without an earth wire protects

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