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प्रश्न
The resistivity of a wire ______
विकल्प
increases with the length of the wire.
decreases with the area of cross-section.
decreases with the length and increases with the cross-section of the wire.
is unaffected by the change in its length and area of cross-section.
MCQ
रिक्त स्थान भरें
उत्तर
The resistivity of a wire is unaffected by the change in its length and area of cross-section.
Explanation:
The material's resistivity is its property. It is not affected by size or shape.
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