{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

le03 - EE2315 Lecture03 Simple Applications R l A When...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 E E 2315 Lecture 03 Simple Resistive Circuits and Applications Calculating Resistance When conductor has uniform cross-section R A l 6 1.67 10 cu cm  6 2.70 10 al cm  Area, A len Temperature Coefficient of Resistance Metallic conductors have a linear increase of resistance with increased temperature. T o is the reference temperature (usually 20 o C) and R o is the ( ) 1 o o R T R T T resistance at the reference temperature. is the temperature coefficient of resistance for the material. At 20 o C, some values for are: Material Alpha @ 20 o C Aluminum 0.004308 Copper 0.004041
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon