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When current density of (2.5+-0.5)A is p...

When current density of `(2.5+-0.5)A` is passed from wire, then there is a difference of `(20+-1)V` in electric potential. The resistance of wire is

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The correct Answer is:
`8+-2) Omega`
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KUMAR PRAKASHAN-UNITS AND MEASUREMENT-SECTION -B (NUMERICALS) (QUESTIONS)
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