Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

Fig. 10.1 illustrates the charger of a laptop computer. A transformer is housed inside the charger.
(a)[3]

Calculate the output voltage of the transformer.

(b)[1]

State the name used for this type of transformer.

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This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Vp / Vs = Np / Ns” …

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