- #1

sphys4

- 21

- 0

## Homework Statement

For the resistance versus temperature graph below, find (a) the resistance at T = 20°C and (b) the temperature coefficient of resistance alpha .

http://tinypic.com/r/jhufkn/7

I don't know if the graph is showing up or not, it isn't for me... so here's the link.

http://tinypic.com/r/jhufkn/7

## The Attempt at a Solution

I believe that this is the formula i am supposed to use, but i feel like i don't have enough numbers or data to plug in. R(T) = R(To) ( 1 + alpha (T-To) )

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