Physics Solenoid

2013-04-16 6:29 am

圖片參考：http://imgcld.yimg.com/8/n/HA01132001/o/20130415222823.jpg

I want to ask how can we find the north and south pole of the solenoids?
Is it by right hand rule? Thanks so much!!!

回答 (1)

天同

2013-04-16 6:50 am

✔ 最佳答案

You can use the "Right Hand Screw Rule". Curl the fingers of your right hand in the direction of current flowing in the solenoid. The thumb then points in the direction of the North Pole.

See the following diagram:

圖片參考：http://imgcld.yimg.com/8/n/HA00458726/o/20130415224924.jpg

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