(a(i))[2]
Using the axes in Fig. 9.2, sketch how the generator’s voltage output changes with time over a $0.040\,\text{s}$ interval.
(a(ii))[1]
On your graph in Fig. 9.2, mark a point labelled A to show a time at which the coil is vertical.
(b(i))[3]
Explain why the voltmeter gives a reading.
(b(ii))[2]
State the name of the component labelled X in Fig. 9.3 and describe its effect.