Resistivity or Coefficient of ResistanceResistivity or Coefficient of Resistance is a property of substance, due to which the substance offers opposition to the flow of current through it. Resistivity or Coefficient of Resistance of any substance can easily be calculated from the formula derived fromLaws of Resistance.Laws of ResistanceThe resistance of any substance depends on the following factors, Lengthof the substance. Cross sectional areaof the substance. Thenature of materialof the substa