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Root Mean Square (RMS) — OCR Physics A Definition | GradeGen.AI

Courses
Physics A
Key Terms
Root Mean Square (RMS)

GCSEOCRJ249

Root Mean Square (RMS)

Key term for OCR GCSE Physics A, used in Powering Earth.

Definition

The effective average value of an alternating potential difference.

Exam Context

Root Mean Square (RMS) appears in OCR GCSE Physics A revision content for Global challenges, especially Powering Earth and Domestic supply.

Global challenges Powering Earth Domestic supply

Found in Revision Notes

Global challenges

Domestic supply

Powering Earth • Domestic supply

Related Key Terms

Alternating current (a.c.)Direct current (d.c.)Frequency Live wire

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Potential difference

Sinusoidal wave