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GCSEPhysicsEdexcelRevision Notes10. Electricity & CircuitsEnergy Transfers in CircuitsUses & Dangers of Electric Heating

Uses & Dangers of Electric Heating (Edexcel GCSE Physics): Revision Note

Katie M

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Katie M

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Edexcel PhysicsEdexcel Combined Science: Physics

Advantages & Disadvantages

Advantages of the Heating Effect

  • The heating effect is very useful in appliances which are intended to heat up, such as:

    • Electric kettles

    • Electric ovens

    • Domestic heating

    • Electric toasters

boiling-kettle-store, IGCSE & GCSE Physics revision notes

A kettle converts electrical work to a thermal energy store

Disadvantages of the Heating Effect

  • It results in energy loss, reducing efficiency

    • For example, waste heat in a light bulb or overheating in a computer

  • It can pose a fire hazard – many domestic fires are caused by too much current passing through low-quality wiring

    • For example, sparks or excessive heat in an electric motor

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    Katie M

    Author: Katie M

    Expertise: Physics

    Katie has always been passionate about the sciences, and completed a degree in Astrophysics at Sheffield University. She decided that she wanted to inspire other young people, so moved to Bristol to complete a PGCE in Secondary Science. She particularly loves creating fun and absorbing materials to help students achieve their exam potential.