The resistance of a metallic wire is `10Omega` at `9^@C`. Calculate its resistance at a temperature of `100^@C`.
Gien a = `3.9 xx 10^-3 K^-1`

The resistance of a metallic conductor is 2Omega at 30^@C . Calculate its resistance at a temperature of 130^@C . (Given alpha = 4 xx 10^-3 k^-1)