- Item type
- Object
- Makers
- James White
- Provenance
- Presented by the Rutherford Appleton Laboratory.
- Primary inscriptions
- Signed: "LORD KELVIN'S PATENT/ELECTRIC/318/BALANCE/J. WHITE, GLASGOW"
- Object type
- Balance
- Inventory No
- 61575
Description
The kelvin current balance is used for the accurate measurement of amperes. The current is measured by passing it through two coils of wire, one of which is attached to an arm of a scale. The strength of current is determined by the magnetic force needed to keep the scale equal.
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