Question
Two cylindrical copper wires have the same mass and are at the same temperature. Wire A is twice as long as wire B. The resistance of wire A is related to that of wire B by :
a) RA = RB/4
b) RA = RB/2
c) RA = RB
d) RA = 2RB
e) RA = 4RB
a) RA = RB/4
b) RA = RB/2
c) RA = RB
d) RA = 2RB
e) RA = 4RB