On moving from one end to other end of a wire its cross sectional area continously increases, which of the following also increases .. . ..1)electric field2)potential difference per unit length3)number of electron density4)drift velocity
On moving from one end to other end of a wire its cross sectional area continously increases, which of the following also increases .. . ..
1)electric field
2)potential difference per unit length
3)number of electron density
4)drift velocity