Differences between revisions 8 and 10 (spanning 2 versions)
Revision 8 as of 2009-02-21 14:00:25
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Editor: srnarf
Comment:
Revision 10 as of 2009-02-24 15:01:20
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Editor: srnarf
Comment:
Deletions are marked like this. Additions are marked like this.
Line 17: Line 17:
||Pasco Mechanical Vibrator||WS, Bay A4, Shelf 1|| ||
||Ring Stand with Elastic Cord||WS, Bay A4, Shelf 1|| 3B22.10 ||
||Strobe Lights||WS Bay, B7, Shelf 2|| ||
||Function Generator||E&M, Bay B1, Shelf 3|| ||
||Pasco Mechanical Vibrator||WS, Bay A4, Shelf #1|| ||
||Ring Stand with Elastic Cord||WS, Bay A4, Shelf #1|| 3B22.10 ||
||Strobe Lights||WS Bay, B7, Shelf #2|| ||
||Function Generator||E&M, Bay B1, Shelf #3|| ||
Line 22: Line 22:
||Extra Elastic Cord||WS, Bay A3, Shelf 3|| || ||Extra Elastic Cord||WS, Bay A3, Shelf #3|| ||
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 1. Make a Setup check list.  1. Take the small ring stand with the elastic cord wrapped around it. Unwrap enough cord to stretch the cord acrossed the lecture bench.

Melde's Vibrating String (Elastic), 3B22.10

Location:

  • Cabinet: Waves & Sound (WS)

  • Bay: (A4)

  • Shelf: #1

(attachment photo showing the fully set up demonstration)

Description:

The Pasco driver controlled by a function generator vibrates elastic cord. By varying the driving frequency and amplitude one can produce standing waves. The nodes and the antinodes can be seen better by using the strobe lights.

Equipment

Location

ID Number

Pasco Mechanical Vibrator

WS, Bay A4, Shelf #1

Ring Stand with Elastic Cord

WS, Bay A4, Shelf #1

3B22.10

Strobe Lights

WS Bay, B7, Shelf #2

Function Generator

E&M, Bay B1, Shelf #3

Lead Brick

Rod and Stand Cabinet

(by Lecture Hall)

Extra Elastic Cord

WS, Bay A3, Shelf #3

Setup:

  1. Take the small ring stand with the elastic cord wrapped around it. Unwrap enough cord to stretch the cord acrossed the lecture bench.
  2. ...

Cautions, Warnings, or Safety Concerns:

  1. Strobes can bother students with epilepsy. This warning should be stated in class before doing the demonstration.

Demonstration:

Insert description of demonstration, how is the demonstration preformed.

attachment other photos

attachment other photos

attachment other photos

attachment other photos

References:

  1. List any references

[:Demonstrations:Demonstrations]

[:Instructional:Home]

fw: MeldesString (last edited 2018-07-18 18:47:42 by srnarf)