Physics 0625 · IGCSE · Electromagnetic effects

Electromagnetic effects — practice question

Fig. 11.1 shows a transformer.
(a(i))[1]

State the name of the transformer part labelled Q in Fig. 11.1.

(a(ii))[2]

1. State the metal from which part P is made. 2. State the name used for part P.

(a(iii))[2]

Describe what this current causes in part P.

(a(iv))[1]

If there are [BLANK] turns in the primary coil than in Q, the transformer is known as a [BLANK] transformer.

(b)[2]

Describe two advantages of sending electricity at high voltages instead of low voltages.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: Part Q is the secondary / output coil.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI