Question

08
Wires A and B are made from the same
material. Wire A has length 12m and weight
50 g, while wire B is 18 m long and weighs
40 g. Then the ratio (R / R ) of their
resistances will be: JIAO/Jr./Stage-1/2008]
(A) 16/45
(B) 4/5
(C) 8/15
(D) 4/9​

Answer 1

Answer:

I don't know this answer