Resistance+of+a+Wire

1a) 5 meters 1b) small cross-sectional area 1c) 155 degrees

2a) 8.46 x 10^-6 ohms 2b) 1.692 x 10^-5 ohms 2c) 4.23 x 10^-6 ohms

3) 6.1 x 10^-8 meters-squared

4) Tungsten