![Calculate the area of cross-section of a wire if its length is 1.0 m its resistance is 23 Ω - YouTube Calculate the area of cross-section of a wire if its length is 1.0 m its resistance is 23 Ω - YouTube](https://i.ytimg.com/vi/H-BX0ZaFeJE/hq720.jpg?sqp=-oaymwEhCK4FEIIDSFryq4qpAxMIARUAAAAAGAElAADIQj0AgKJD&rs=AOn4CLBHXaE8MvIZJZZqYrdTm7JNm14-Hg)
Calculate the area of cross-section of a wire if its length is 1.0 m its resistance is 23 Ω - YouTube
8.nd the resistance of variable cross section wire having radious small section a large section b. And length of wire L. (resistivity of wire is given rho)
![Calculate the area of cross-section of a wire if its length is 1.0 m its resistance is 23 Ω - YouTube Calculate the area of cross-section of a wire if its length is 1.0 m its resistance is 23 Ω - YouTube](https://i.ytimg.com/vi/3hzXtQ94uvc/sddefault.jpg)