https://www.khanacademy.org/science/bridge-course-class-10th-science/x37589313f9a4c197:untitled-80/x37589313f9a4c197:magnetic-effects-of-current/v/like-poles-repel-and-unlike-attract 2023-07-03T13:44:16.33096147Z Like poles repel and unlike attract What happens when you bring two north poles of a magnet close to each other, and what happens when you bring north and a South Pole close to each other? Let's find out! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Like poles repel and unlike attract What happens when you bring two north poles of a magnet close to each other, and what happens when you bring north and a South Pole close to each other? Let's find out! https://cdn.kastatic.org/ka-youtube-converted/cl2DkGwrZwE.mp4/cl2DkGwrZwE.mp4 105 Magnetism https://www.khanacademy.org/science/bridge-course-class-10th-science/x37589313f9a4c197:untitled-80/x37589313f9a4c197:magnetic-effects-of-current/v/magnetic-strength-is-strongest-at-the-ends 2023-07-03T13:44:16.33096147Z Magnetic strength is strongest at the ends Is the magnetic strength of a magnet constant throughout its length or does it vary at the ends? Let's find out! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Magnetic strength is strongest at the ends Is the magnetic strength of a magnet constant throughout its length or does it vary at the ends? Let's find out! https://cdn.kastatic.org/ka-youtube-converted/jYOD145EX-g.mp4/jYOD145EX-g.mp4 35 Magnetism https://www.khanacademy.org/science/revision-up-science-class-6-full-term/x00110b31861f2508:week-2/x00110b31861f2508:exploring-magnets/v/effect-of-a-magnet-across-a-metal-plate 2023-07-03T13:44:16.33096147Z Effect of a magnet across a metal plate Let's see if a magnet behaves the same when a metal plate comes in between! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Effect of a magnet across a metal plate Let's see if a magnet behaves the same when a metal plate comes in between! https://cdn.kastatic.org/ka-youtube-converted/351BixmmaWM.mp4/351BixmmaWM.mp4 124 Magnetism https://www.khanacademy.org/science/bridge-course-class-10th-science/x37589313f9a4c197:untitled-80/x37589313f9a4c197:magnetic-effects-of-current/e/properties-of-a-magnet 2025-08-01T13:11:36.299432064Z Properties of a magnet Let's solve some problems to better understand the properties of a magnet. Aakash Bagga exercise https://www.khanacademy.org/science/bridge-course-class-10th-science/x37589313f9a4c197:untitled-80/x37589313f9a4c197:magnetic-effects-of-current/v/magnetic-field-lines 2023-07-03T13:44:16.33096147Z Magnetic field lines Unlocking the Invisible Dance: Exploring the Wonders of Magnetic Field Lines! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Magnetic field lines Unlocking the Invisible Dance: Exploring the Wonders of Magnetic Field Lines! https://cdn.kastatic.org/ka-youtube-converted/TevGGh_vw94.mp4/TevGGh_vw94.mp4 357 Magnetism https://www.khanacademy.org/science/mh-grade-8-science/x0f256b8de9c7cf34:current-electricity-and-magnetism/x0f256b8de9c7cf34:magnetism/e/magnetic-force-and-lines 2025-02-13T13:40:25.85838563Z Magnetic force and lines Let's solve some questions! vibhor exercise https://www.khanacademy.org/science/kn-class-7-science/x2edacdad2354c760:electric-current-and-its-effects/x2edacdad2354c760:electromagnets/v/explanation-electromagnet 2023-07-03T13:44:16.33096147Z Explanation: Electromagnet Let's look at the explanation of the activity on Electromagnet! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Explanation: Electromagnet Let's look at the explanation of the activity on Electromagnet! https://cdn.kastatic.org/ka-youtube-converted/uwJgLrlSsyU.mp4/uwJgLrlSsyU.mp4 110 Magnetism https://www.khanacademy.org/science/mh-grade-8-science/x0f256b8de9c7cf34:current-electricity-and-magnetism/x0f256b8de9c7cf34:magnetism/e/electromagnets 2026-04-08T01:19:59.083532605Z Electromagnets Let's solve some questions! vibhor exercise https://www.khanacademy.org/science/bridge-course-class-10th-science/x37589313f9a4c197:untitled-80/x37589313f9a4c197:current-through-a-wire/v/explanation-current-through-a-wire 2023-07-03T13:44:16.33096147Z Explanation: Current through a wire Let's look at the explanation of the activity on current flowing through a wire and generating a magnetic field! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Explanation: Current through a wire Let's look at the explanation of the activity on current flowing through a wire and generating a magnetic field! https://cdn.kastatic.org/ka-youtube-converted/-xbI424zRGQ.mp4/-xbI424zRGQ.mp4 66 Magnetism https://www.khanacademy.org/science/mh-class-7-science-revision-course/x16e69e7a3344a1ee:week-4/x16e69e7a3344a1ee:untitled-326/v/earth-behaves-like-a-magnet 2023-07-03T13:44:16.33096147Z Earth behaves like a magnet The deflection of a magnetized needle from the south to the north end of a magnet is identical to its deflection when moving from the south end of the Earth to its north. What does that mean? Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Earth behaves like a magnet The deflection of a magnetized needle from the south to the north end of a magnet is identical to its deflection when moving from the south end of the Earth to its north. What does that mean? https://cdn.kastatic.org/ka-youtube-converted/dYZGn2hX2RM.mp4/dYZGn2hX2RM.mp4 253 Magnetism https://www.khanacademy.org/science/mh-class-7-science-revision-course/x16e69e7a3344a1ee:week-4/x16e69e7a3344a1ee:untitled-326/e/earth-s-magnetic-behaviour 2025-04-16T07:50:43.571832077Z Earth's magnetic behaviour Let's solve some questions! vibhor exercise