اليڪٽرومئگنيٽ تي ڪو ٻيو پروجيڪٽ سرڪٽ ٺاهي سمجهايو هاڻ اچو ته ان سامان کي سرڪٽ موجب پاڻ ۾ جوڙيون. CONSTRUCTION This Project consist of Receiver and Transmitter 1. Receiver building: Make a coil of 15 turns and connect LED to its ends. 2. Transmitter First take a PVC pipe and whirl wire on it 7 times after leaving the wire of 3 inches now make loop for centre terminal and whirl it again 7 times. In the end you will get three terminals now take 2N2222 transistor and connect its base to one end of coil and collector to other end of coil now connect the emitter to negative terminal of AA battery. The center terminal of coil will be connected with positive terminal of AA battery and your transmitter is ready. Now place the receiver coil almost 1 inch above transmitter and you will see LED glowing. r.
