Question

or
the wire is doubled (that is, made 2 times), then its resistance will become
(one-fourth)
Sample Problem 3. A 6 Q resistance wire is doubled up by folding. Calculate the new resistance of the
vire.
Solution. Suppose the length of 6 2 resistance wire is I, its area of cross-section is A and its resistivity​

Answer 1

Explanation:

$\huge{\underline {\sf{\blue{AnSwEr}}}}$