Physics GCSE
Protective role of insulation
What Protective role of insulation means in Physics GCSE, as defined for OCR.
Definition of Protective role of insulation
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Reference: OCR
Insulation around wires and the casing of devices prevents contact between the live conductor and a person or earthed metal, so intact insulation is a key protection.
Topics that use Protective role of insulation
- Powering Earth (OCR GCSE)
Related terms
- Alternating current in the home
- Alternating voltage
- Changing potential difference in power transfer
- Danger of the live wire with an open switch
- Direct voltage
- earth wire
- fossil fuels
- Frequency of the UK mains supply
Using Protective role of insulation in the exam
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