GCSE Physics · key term

Kilowatt-hour

Definition

The energy transferred by a device operating at a power of one kilowatt for one hour. $1\text{ kWh} = 3.6\times10^6\text{ J}$ .

Used by OCR

Paper 1, Paper 2

For a result in kilowatt-hours, convert watts to kilowatts and minutes to hours.
Revise: Electrical Energy and Power Usage

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GCSE Physics · key term

The energy transferred by a device operating at a power of one kilowatt for one hour. $1\text{ kWh} = 3.6\times10^6\text{ J}$ .

Used by OCR

Paper 1, Paper 2

For a result in kilowatt-hours, convert watts to kilowatts and minutes to hours.
Revise: Electrical Energy and Power Usage

Create a free account to read GCSE Physics revision notes for your exam board and track your progress.