The specific resistance of a wire

varies with its length.

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varies with its cross-section.

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varies with its mass.

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does not depend upon its length, cross-section and mass.

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Solution

The correct option is D does not depend upon its length, cross-section and mass.
The specific resistance or resistivity of a wire is the property of the material of it. It does not depend on mass, length or cross-section of wire. It may change with temperature.

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Similar questions

The resistance of a wire does not depend on the area of its cross-section.

When a conductance cell was filled with 0.0025 M solution of $K_{2} S O_{4}$ , its resistance was 326 ohm. Length of cell =100cm and cross-sectional area $2.14 \times 10^{- 4} c m^{2}$ . The specific resistance of $K_{2} S O_{4}$ is:

How does the resistance of a wire vary with its cross-sectional areal?

Q. Assertion :The electrical resistance of any object decreases with increase in its length. Reason: Electrical resistance of any object increases with increase in its area of cross-section.

Q. The resistivity or specific resistance of a wire depends upon its _______.

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The specific resistance of a wire

The correct option is D does not depend upon its length, cross-section and mass.The specific resistance or resistivity of a wire is the property of the material of it. It does not depend on mass, length or cross-section of wire. It may change with temperature.

The correct option is D does not depend upon its length, cross-section and mass.
The specific resistance or resistivity of a wire is the property of the material of it. It does not depend on mass, length or cross-section of wire. It may change with temperature.