Advertisements
Advertisements
Question
How does the resistance of a wire vary with its area of cross-section?
Short/Brief Note
Advertisements
Solution
Resistance (R) of a wire is inversely proportional to its area of cross-section (A),
`"R" ∝ 1/"A"`
i.e., when the area of cross section increases, resistance decreases, or vice versa.
shaalaa.com
Is there an error in this question or solution?
