Q: 33 (CDS-I/2018)

Two metallic wires made from copper have same length but the radius of wire 1 is half of that of wire
2. The resistance of wire 1 is R. If both the wires are joined together in series, the total resistance becomes
question_year: 
2018
question_exam: 
CDS-I
stats: 
0,0,16,16,0,0,0