Practice Question The resistivity of a current-carrying conducting wire is p. If the wire is doubled in length and its area of cross-section is reduced by half, the new resistivity is:
Select one correct option:
four times that of the old value Correct 💪In-correct 🧐
same as the old value Correct 💪In-correct 🧐
double that of the old value Correct 💪In-correct 🧐