1. Applied Electricity Two

2. Applied Electricity Two

3. Applied Electricity Two

4. Applied Electricity Two

5. Applied Electricity Two
Page 40 Jenneson
Page 49 of Hampson

6. Subject Name

7. Applied Electricity Two
R1 (234.5+ t2)
R2=
(234.5+ t1)

8. Applied Electricity Two
R2= Resistance after temperature change
R1= Resistance before temperature change
T1= Initial temperature
T2= End temperature

9. Applied Electricity Two
R1 & T1 are related
R2 & T2 are related

10. Applied Electricity Two
234.5= temperature when copper’s resistance is 0.