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anonymous
 5 years ago
Answer the following:
i) Define resistivity of a material.
ii) Draw the voltagecurrent graph for ohmic and nonohmic materials.
iii) Give examples of ohmic and nonohmic materials.
anonymous
 5 years ago
Answer the following: i) Define resistivity of a material. ii) Draw the voltagecurrent graph for ohmic and nonohmic materials. iii) Give examples of ohmic and nonohmic materials.

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0(Physics / General Physics) the electrical property of a material that determines the resistance of a piece of given dimensions. It is equal to RA/l, where R is the resistance, A the crosssectional area, and l the length, and is the reciprocal of conductivity. It is measured in ohms. Symbol ρ Former name specific resistance.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0It is the resistance offered by a meter cube of the material when the current flows in a direction perpendicular to the opposite faces..
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