Physics 0625 · IGCSE · Electric circuits

Electric circuits — practice question

(a)[1]

Fig. 9.1 presents an electrical component. State the name of the component shown in Fig. 9.1.

(b)[2]

Use the space below to write the truth table for a NOR gate.

(c)[3]

Complete the truth table in Table 9.1 for this arrangement of logic gates.

(d)[1]

Using a simple electron model, State how electrical conductors differ from electrical insulators.

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