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## Homework Statement

At 30.3C, the resistance of a segment of gold

wire is 124.9 omega When the wire is placed in a

liquid bath, the resistance decreases to 97.5 omega

What is the temperature of the bath?

The temperature coefficient for gold is

0.0034 (C)−1 at 20C.

Answer in units of C.

## Homework Equations

used R=Ro[1+alpha(t-to)

## The Attempt at a Solution

I got -34.2, but the hw says its incorrect