what is specific resistance write its unit.
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Explanation:
Specific resistance and its SI unit
Resistivity or specific resistance of a material is defined as the resistance of unit length and unit cross-section of that material. ... The SI unit of resistivity is Ohm (Ω . m) whereas the unit of resistance is Ohm.
Material: Resistivity in Ohm meter unit
Copper: 1.68 x 10-8
Iron: 9.70 x 10-8
Silver: 1.59 x 10-8
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Specific resistance is defined as "the resistance offered per unit length and unit cross-section area of that material when a known quantity of voltage applied at its end ''. The SI unit of specific resistance is Ohm-m.
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