Electrical insulation
| Properties of PVC | PVC coated wires and PVC insulation tapes are used in: |
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Flexible |
- Electrical components in electric lawnmowers - Lighting fixtures of electrical parts and electric wires - Wire sheathing in consumer electronics |
Experiment:
- Light a bulb with a battery and two wires
- Then remove a bit of the PVC coating from the two wires and make a contact between the naked wires: the lamp no longer works
- Use some insulation tape to shield the wires, and make the bulb light again.
Leading questions:
- Can you explain what's happening?
- Can you set up other easy experiments that show electrical insulation in action?
- Can you find applications of this property in your house or city?
Click "Download" to get the full kit. To upload your lab report together with a photograph and videos, simply click "Take part".- Can you explain what's happening?
- Can you set up other easy experiments that show electrical insulation in action?
- Can you find applications of this property in your house or city?
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