Click below to download a document.
| Carbon microphone Catapult field Electric bell Electric motor | Electric motor 2 Electromagnetism Electromagnet Electromagnet polarity | Forces on currents Loudspeaker 1 Loudspeaker 2 Relay |
| Ammeter use explanations Electric motor simple | Loudspeaker Strength of an electromagnet |
| A simple electric meter | Electromagnetism |