on what factors resistance may depend and define electric resistivity
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Resistance depends upon length of the coil, area of the coil, area of cross section,material of the object and temperature.The opposition or obstruction to flow of electrons is called electric resistivity
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Resistivity : A measure of the resisting power of a specified material to the flow of an electric current. The resitivity of the material is the resistance of that conductor in per unit length and per unit cross sectional area. Resistivity of a material is depends upon the factors
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