https://youtube.com/watch?v=dkHFCoDhBtAThe magnetic force on a present lugging cord is influenced by the communication between magnetic poles, and comprehending the distinction...
magnetic field
https://youtube.com/watch?v=WdwZ_L6SgyQDi sekitar kawat listrik akan terbentuk medan magnet. Di video ini kita membahas rumus medan magnet, arah medan magnet (Biot-Savart...