Black Body Radiation (Prism)

video embedded
Type of activity: demo
Activity code:  H-001b

Description:

1. Connect as shown 
2. Adjust the height and angle of prism so the image is at the center of the screen with maximum deviation

 

Method:

1. Turn on 120 volt A.C. Variac 
2. Increase voltage to the light source 
3. Observe spectral color start to appear as the element is heated

 

Video:


source: https://play.library.utoronto.ca/bf9c702853be62790152fd10ee30dbe0

Apparatus

Projection Lamp (Hot box)
Prism (large)
Prism (large)
Variac
Variac
Box
Jack
Jack
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