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Size: 1914
Comment:
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Size: 1908
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
| Line 33: | Line 33: |
| 1. Rub clear rod with cat fur. * Clear rod charges positive. | 1. Rub clear rod with cat fur. Clear rod charges positive. |
Rods and Pivot, 5A20.10
Location:
Cabinet: Electrostatics (ES)
Bay: (A1)
Shelf: #2
attachment:stirrup_5A1020.jpg
Description:
A copper Stirrup is suspend from a stand by a thread and is allowed to pivot 360o with a charged rod. Use another rod of the same or opposite charge to show attraction or repulsion. Therefor proving that there are two kinds of electric charge.
Equipment |
Location |
ID Number |
|
|
|
Stirrup |
[:ElectrostaticsCabinetA1A2: ES, Bay A1, Shelf #2] |
|
2 Acyrlic Rods |
[:ElectrostaticsCabinetA1A2: ES, Bay A1, Shelf #1] |
|
2 Black Rubber Rods |
[:ElectrostaticsCabinetA1A2: ES, Bay A1, Shelf #1] |
|
Cat Fur |
[:ElectrostaticsCabinetA1A2: ES, Bay A1, Shelf #1] |
|
Setup:
- When charging the wound, make sure that both ends are charged.
- Make sure that the Stirrup has the same charge as the wound that it will be holding.
Cautions, Warnings, or Safety Concerns:
- Demonstration may require practice.
- Do not wear wool or a sweater
Demonstration:
- Rub clear rod with cat fur. Clear rod charges positive.
- Place it in stirrup (which hangs from non-conducting silk thread) as shown.
- Rub black rod with cat fur. Black rod charges negative.
- Hold black rod near clear rod. The two rods attract.
- Rub second clear rod with cat fur.
- Second clear rod charges positive.
- Bring second clear rod near first clear rod. The two rods repel.
attachment other photos |
attachment other photos |
attachment other photos |
attachment other photos |
References:
- List any references
[:Electrostatics:Electrostatics]
[:Demonstrations:Demonstrations]
[:Instructional:Home]