(a(i))[2]
State the component names for P and Q, and for X and Y.
(a(ii))[1]
Explain why an electromotive force (e.m.f.) is induced only while the coil is rotating.
(a(iii))[1]
State one change that would make the induced e.m.f. larger.
(b(i))[2]
State the current in resistor B. Explain your answer.
(b(ii))[1]
Calculate the value of the current I.
(b(iii))[2]
Calculate the resistance of resistor A.