(a)[3]
Describe an experiment, using any standard laboratory equipment, that shows electromagnetic induction.
(b(i))[1]
State a suitable material for the transformer core.
(b(ii))[1]
Explain how Fig. 11.1 indicates that the transformer is step-up.
(b(iii))[3]
Using the information given in Fig. 11.1, calculate the transformer output voltage.