![Magnetic Field Lines & Detection | What is a Magnetic Field? - Video & Lesson Transcript | Study.com Magnetic Field Lines & Detection | What is a Magnetic Field? - Video & Lesson Transcript | Study.com](https://study.com/cimages/multimages/16/4barandhorshoemagnet8786264045121282819.png)
Magnetic Field Lines & Detection | What is a Magnetic Field? - Video & Lesson Transcript | Study.com
![Physics Reference: A horseshoe magnet is placed on a balance. A stiff metal wire is clamped horizontally between the poles, as illustrated in Fig. 5.1. Physics Reference: A horseshoe magnet is placed on a balance. A stiff metal wire is clamped horizontally between the poles, as illustrated in Fig. 5.1.](https://2.bp.blogspot.com/-ig-sQQRjDOA/XLoKP_YA0KI/AAAAAAAAKPI/d4YuO2eal88GlMGyWNKJeurD45iZHVDTwCLcBGAs/s1600/june2012p42q5-force-horseshoe-magnet-current-wire.png)
Physics Reference: A horseshoe magnet is placed on a balance. A stiff metal wire is clamped horizontally between the poles, as illustrated in Fig. 5.1.
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