CAIE IGCSE Physics 4.3.2.9 The Sum of the Currents Into a 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

4.3.2.1—Current at every point in a series

4.3.2.2—How to construct and use series and

4.3.2.3—Combined e.m.f. of several sources in

4.3.2.4—Combined resistance of two or more

4.3.2.5—That, for a parallel circuit, the

4.3.2.6—Combined resistance of two resistors

4.3.2.7—Advantages of connecting lamps in

4.3.2.8—Circuit rules: (a) current into a

4.3.2.9—The sum of the currents into a

4.3.2.10—Combined resistance of two resistors

4.3.3 Action and use of circuit components

4.4 Electrical safety

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

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