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Current Electricity — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSCurrent Electricity2 Marks
Question
State and define the S.I. unit of resistance.
✓

Answer

The S.I. unit of resistance is 'ohm' (volt per ampere).
The resistance of a conductor is said to be 1 ohm if a current of 1 ampere flows through it when the potential difference across it is 1 volt.

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