R09e(AC waveform)

AC waveform indicator that uses afterimage

PURPOSE:

This tool is effective when teaching AC waveform. This tool can visualize AC waveform (direction and magnitude).

TARGET:

Junior high school students (8th Grade).

CATEGORY

Physics

HOW TO USE:

1. Connect to the AC power supply.

2. Swing the tool.

REFERENCES

It has been sold from NaRiKa Corporation.

http://www.rika.com/product/prod_detail1.php?catalog_no=B10-5160

For details see

KAMATA Masahiro and SYA Touhei, “Making a Tool to Demonstrate the Waveform of Alternative Current”, Journal of the Physics Education Society of Japan, 55, pp.306-309 (2007) in Japanese

Masahiro Kamata and Takayuki Anayama “Simple equipment for imaging AC”,PHYSICS EDUCATION 38, pp. 286-290 (2003)