{"id":18427,"date":"2024-11-14T19:03:34","date_gmt":"2024-11-14T19:03:34","guid":{"rendered":"\/?p=18427"},"modified":"2024-11-14T19:03:34","modified_gmt":"2024-11-14T19:03:34","slug":"magnet-on-a-pivot","status":"publish","type":"post","link":"\/?p=18427","title":{"rendered":"Magnet on a pivot"},"content":{"rendered":"<p>Do you have a magnet on a pivot? Like a large compass, or experiments with motors to turn the magnet using external fields or other magnets?<\/p>\n<p>Is it possible to drill a small hole in a magnet then put it on a fixed axis?<\/p>\n<p>I bought a magnetic stirrer and the plastic coated magnet wobbles and jumps out of the center. Then I started thinking about teaching motors and generators and actuators.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Do you have a magnet on a pivot? Like a large compass, or experiments with motors to turn the magnet using external fields or other magnets? Is it possible to drill a small hole in a magnet then put it on a fixed axis? I bought a magnetic stirrer and the plastic coated magnet wobbles <br \/><a class=\"read-more-button\" href=\"\/?p=18427\">Read More &raquo;<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[73],"tags":[],"class_list":["post-18427","post","type-post","status-publish","format-standard","hentry","category-all-knowledge"],"_links":{"self":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts\/18427","targetHints":{"allow":["GET"]}}],"collection":[{"href":"\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=18427"}],"version-history":[{"count":1,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/18427\/revisions"}],"predecessor-version":[{"id":18428,"href":"\/index.php?rest_route=\/wp\/v2\/posts\/18427\/revisions\/18428"}],"wp:attachment":[{"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=18427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=18427"},{"taxonomy":"post_tag","embeddable":true,"href":"\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=18427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}