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Current Electricity — Physics STD 10 — Question

ICSE BoardEnglish MediumSTD 10PhysicsCurrent Electricity1 Mark
MCQ
S.I. unit of conductivity is _________ .
  • A
    siemen-1metre
  • ✓
    siemen metre-1

  • C
    siemen metre
  • D
    siemen-1 meter-1
✓

Answer

Correct option: B.
siemen metre-1

(b)
siemen metre ${ }^{-1}$
Explanation:
Conductivity is the reciprocal of specific resistance. Its S.I. unit is ohm ${ }^{-1}$ metre $^{-1}$ or siemen metre ${ }^{-1}$.

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