Question

A student says that the
resistance of two wires of same
length and same area of cross
section is same. This statement is
correct if
(a) Both wires are of different
materials
(b) Both wires are made of same
O material and are at different
temperature.
(c) Both wires are made of same
material and are at same
temperature.
(d) Both wires are made of different
O materials and are at the same
temperature.​

Answer 1

Answer:

a) both wires are of different materials