Define resistance of a conductor.state its SI unit and dimensions ?
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Resistance is the property of material to oppose the flow of electric current passing through it. Specific resistance is defined as the resistance offered by a unit length and unit cross-section of the substance to a current when a voltage is applied to it. Its SI unit is Ω−m.
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Resistance is the property of material to oppose the flow of electric current passing through it. Specific resistance is defined as the resistance offered by a unit length and unit cross-section of the substance to a current when a voltage is applied to it.
Its SI unit is Ω−m.
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