PHYSICS   LECTURE   DEMONSTRATIONS

M-W2   :   Standing Waves (II)

UNIT: Waves
PURPOSE: Demonstrate standing waves, the effect of tension in a string on wave speed, the role of frequency
EQUIPMENT:
1. Cenco wave demonstrator
2. Clamp or knob
3. Hand drill with variable speed
SUGGESTIONS:
1. At a fixed rate of rotation, vary the tension
2. Change the speed, adjust the tension to the nearest standing wave; repeat.
DISCUSSION: See attached.

Instructions-1

Instructions-2

Instructions-3
 

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