Question:
7 A rod of length has varying cross section as shown in
Last updated: 6/26/2023
![7 A rod of length has varying cross section as shown in](https://media.kunduz.com/media/sug-question-candidate/20210821120753920529-3593759.jpg?h=512)
7 A rod of length has varying cross section as shown in figure The resistivity of material is p If potential difference across two ends is V then current through the rod is 14 1 3 a V 2p V al 2 4 2 a V pl 3 a V 2p 2a