(a(i))[3]
Describe how you would show that an induced current is created in a coil of wire. Sketch and label the apparatus arrangement.
(a(ii))[2]
State two alterations to the apparatus that increase the induced current.
(a(iii).1)[2]
State Lenz’s law in words.
(a(iii).2)[2]
Describe how Lenz’s law is seen in the experiment you described in (a)(i).
(b(i).1)[2]
Calculate the current in the wires that supply the power.
(b(i).2)[2]
Calculate the electrical energy delivered to the factory in one hour.
(b(ii))[2]
Explain why using a high voltage to transmit electrical energy cuts the losses in the transmission lines.