Md Nazmul Islam

Transistor working principle https://www.youtube.com/watch?v=7ukDKVHnac4&t=3s Transistor working principle Transistor working principle: A transistor is one kind of semiconductor device that is used to amplify or switch electronic signals and electrical power.  A transistor is very simple and also complex. The transistor can work either the amplifier or switch. At the time of amplifier, it...

DC motor how it works video https://www.youtube.com/watch?v=LAtPHANEfQo DC motor how it works We know that a motor is a device which transforms electrical energy into mechanical energy. In the case of DC motor, it's one type of motor that uses the DC current to convert electrical energy to mechanical energy. Actually, the motor...

Video: Electrical transformer working principle https://www.youtube.com/watch?v=vh_aCAHThTQ Electrical transformer working principle: We know that a Electrical transformer is a static device that transfer electrical energy between two or more circuit through electromagnetic induction. So we can say that The transformer is an electrical device that consisting of two or more coils of wire...