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WFU Physics Lecture Demonstrations

Projection Electroscope

PIRA 5A22.30

Image:

Description:

The shadow of an electroscpe can be projected on the wall using a light source. When a charged rod is brought neat the knob of the electroscope, the leaf and the post will have the same charge and thus will repel each other.

Recipe and
Location:

Eelctroscope
Rubber Rod
Wool
Lab Jack
Insulating Stand
Light Source

Section C
Section C
Section C
Section F
Section F
Section F

Video:

Streaming Video:

None

MPG Video:

Projection Electrscope

Real Video:

Projection Electrscope

Notes:

All the electrostatic demos work better in dry weather (winter).