{"version":"1.0","provider_name":"Vigyan Pratibha","provider_url":"https:\/\/vigyanpratibha.in","title":"Force between magnets - Vigyan Pratibha","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"JTRUwe7Vtg\"><a href=\"https:\/\/vigyanpratibha.in\/index.php\/force-between-magnets\/\">Force between magnets<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/vigyanpratibha.in\/index.php\/force-between-magnets\/embed\/#?secret=JTRUwe7Vtg\" width=\"600\" height=\"338\" title=\"&#8220;Force between magnets&#8221; &#8212; Vigyan Pratibha\" data-secret=\"JTRUwe7Vtg\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/vigyanpratibha.in\/wp-includes\/js\/wp-embed.min.js\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"https:\/\/vigyanpratibha.in\/wp-content\/uploads\/2019\/10\/4-magnets-1.png","thumbnail_width":800,"thumbnail_height":600,"description":"[vc_row el_id=&#8221;scroll-s&#8221;][vc_column width=&#8221;2\/3&#8243;][vc_single_image image=&#8221;1555&#8243; img_size=&#8221;large&#8221; add_caption=&#8221;yes&#8221; alignment=&#8221;center&#8221; style=&#8221;vc_box_rounded&#8221;][vc_row_inner][vc_column_inner][vc_separator][\/vc_column_inner][\/vc_row_inner][vc_custom_heading text=&#8221;Description&#8221; google_fonts=&#8221;font_family:Basic%3Aregular|font_style:400%20regular%3A400%3Anormal&#8221;][vc_column_text css=&#8221;.vc_custom_1574349192887{margin-top: 5px !important;margin-bottom: 5px !important;}&#8221;]We all know that like poles of magnets repel each other and we see application of this fact in Magnetic Levitation Trains. But can this force of repulsion be measured? In this unit, we will try to quantify the amount of [&hellip;]"}