https://www.khanacademy.org/science/up-class-12-physics/x0958a876c1afdc76:magnetism-and-matter/x0958a876c1afdc76:magnetic-flux/v/flux-and-magnetic-flux 2021-05-17T03:42:37Z Flux and magnetic flux Introduction and intuition for flux and magnetic flux. video https://cdn.kastatic.org/googleusercontent/PX2NjoNs19shn_9YRky-jIZJ5VtHhvVzj83mw1jGmeYYyptT_eRMG6G-tG4xS7gPbQiVCmC910EuyFhv_5BvO7aY4A Flux and magnetic flux Introduction and intuition for flux and magnetic flux. https://cdn.kastatic.org/ka-youtube-converted/m1PPujngqAw.mp4/m1PPujngqAw.mp4 603 Magnetic flux, electromagnetic induction and related applications https://www.khanacademy.org/science/up-class-12-physics/x0958a876c1afdc76:magnetism-and-matter/x0958a876c1afdc76:magnetic-flux/e/magnetic-flux-calculation-i 2026-04-07T23:36:17.218592739Z Magnetic flux calculation - I Let's solve some problems to better understand how to calculate the magnetic flux through a certain surface. Aakash exercise https://www.khanacademy.org/science/up-class-12-physics/x0958a876c1afdc76:magnetism-and-matter/x0958a876c1afdc76:magnetic-flux/e/magnetic-flux-calculation 2026-04-07T22:59:30.107127435Z Magnetic flux calculation - II Let's solve some problems to better understand how to calculate the magnetic flux through a given surface when a certain portion of the area is linked with the magnetic field. Aakash exercise https://www.khanacademy.org/science/up-class-12-physics/x0958a876c1afdc76:magnetism-and-matter/x0958a876c1afdc76:magnetic-flux/v/gausss-law-for-magnetism-emi-physics-khan-academy 2022-08-12T11:41:57.466630474Z Gauss's law for Magnetism Gauss's law for Magnetism says that Magnetic Monopoles are not known to exist. Let's explore where that comes from. Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Gauss's law for Magnetism Gauss's law for Magnetism says that Magnetic Monopoles are not known to exist. Let's explore where that comes from. https://cdn.kastatic.org/ka-youtube-converted/h7P9DZ4UE_c.mp4/h7P9DZ4UE_c.mp4 482 Magnetic flux, electromagnetic induction and related applications https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:magnetism-and-electromagnetism/x0e2f5a2c:electromagnetic-induction/a/what-is-magnetic-flux 2025-12-07T16:10:46.763772579Z Magnetic flux and Faraday's law Learn what magnetic flux is, how to calculate it, and how it relates to Faraday's law. article https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:magnetism-and-electromagnetism/x0e2f5a2c:electromagnetic-induction/e/faraday-s-law-magnitude-of-induced-emf-average 2026-04-07T23:55:07.30621384Z Faraday's law - magnitude of induced emf (average) Let's solve some problems to better understand how to calculate the average induced emf in a coil exposed to a changing flux. Aakash exercise https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:magnetism-and-electromagnetism/x0e2f5a2c:electromagnetic-induction/v/lenzs-law 2024-06-26T19:23:09.628061697Z Lenz's law When the magnetic flux through a conducting loop changes, current is induced in the loop. This current produces it's own magnetic field. Lenz's law tells us that the current flows in the direction that produces a magnetic field in the loop that opposes the change in magnetic flux. video https://cdn.kastatic.org/googleusercontent/E7cn6ML9cxJcrS23mE03kZ-BRtOjdNuZ0qBX-LoZW6IVWGixO53kcWTXRVhVqof4VTLaJA_itdzjT7qmE-90E1F7 Lenz's law When the magnetic flux through a conducting loop changes, current is induced in the loop. This current produces it's own magnetic field. Lenz's law tells us that the current flows in the direction that produces a magnetic field in the loop that opposes the change in magnetic flux. https://cdn.kastatic.org/ka-youtube-converted/xxZenoBs2Pg.mp4/xxZenoBs2Pg.mp4 346 Magnetic flux, electromagnetic induction and related applications https://www.khanacademy.org/science/telangana-class-10-physical-sciencein/x1ac9c643dc8dffee:in-in-magnetic-effects-of-electric-current/x1ac9c643dc8dffee:electromagnetic-induction/v/lenzs-law-examples-emi-physics-khan-academy 2022-08-12T13:19:56.30059055Z Lenz's Law examples Let's take some examples and apply Lenz's law to find the direction of induced current! Vibhor Pandey video https://cdn.kastatic.org/googleusercontent/ZCdwTudJg6e6n-P2gsaUborP4izvMsGo71pvEVlX9dNYWcLXcP7VHkWpn2grt4TUP1KoJLQP9NswyHBuBLSFTBw Lenz's Law examples Let's take some examples and apply Lenz's law to find the direction of induced current! https://cdn.kastatic.org/ka-youtube-converted/cShx96_pKkE.mp4/cShx96_pKkE.mp4 647 Magnetic flux, electromagnetic induction and related applications https://www.khanacademy.org/science/up-class-12-physics/x0958a876c1afdc76:electromagnetic-induction/x0958a876c1afdc76:lenz-s-law/e/lenz-s-law-i 2026-04-07T22:59:30.107127435Z Lenz's law - i Let us solve some problems to better understand how to use Lenz's law to predict the effect of induced current. Aakash exercise https://www.khanacademy.org/science/telangana-class-10-physical-sciencein/x1ac9c643dc8dffee:in-in-magnetic-effects-of-electric-current/x1ac9c643dc8dffee:electromagnetic-induction/e/lenz-s-law-ii 2026-04-08T01:15:04.085520103Z Lenz's law - ii Let us solve some problems to better understand how to use Lenz's law to predict the direction of induced current in a coil or loop. Aakash exercise https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:magnetism-and-electromagnetism/x0e2f5a2c:electromagnetic-induction/e/lenz-s-law-iii 2026-04-07T23:36:17.218592739Z Lenz's law - iii Let's solve some problems to better understand how to use Lenz's law to predict the effect of a changing magnetic field on a coil. Aakash exercise https://www.khanacademy.org/science/ap-physics-2/x0e2f5a2c:magnetism-and-electromagnetism/x0e2f5a2c:electromagnetic-induction/v/emf-induced-in-rod-traveling-through-magnetic-field 2021-05-17T03:42:36Z Emf induced in rod traveling through magnetic field An emf induced by motion relative to a magnetic field is called a motional emf. This is represented by the equation emf = LvB, where L is length of the object moving at speed v relative to the strength of the magnetic field B. video https://cdn.kastatic.org/googleusercontent/yeL1tbiLV4xWrkcTr32cygd799uEqeQCWO0J2txfEhEeN-cWa-lgAeYT1eatJmBB28h90D4Y_n9D6pR8haeN4gg Emf induced in rod traveling through magnetic field An emf induced by motion relative to a magnetic field is called a motional emf. This is represented by the equation emf = LvB, where L is length of the object moving at speed v relative to the strength of the magnetic field B. https://cdn.kastatic.org/ka-youtube-converted/rqq11Id_x5E.mp4/rqq11Id_x5E.mp4 482 Magnetic flux, electromagnetic induction and related applications