magnet has one kind of "magnetic charge" and the paperclip has an opposite kind of "magnetic charge." It turns out, however, that there is no such thing as "magnetic charge." Instead,magnetic forcescome about from moving electric charges. Here is the link between electricity and magnetism...
4.In 1819,a Danish scientist named Hans Christian Oersted discovered the close relationship between electricity and magnetism through an experiment.His discovery led to the study of electromagnetism(电磁).Try Oersted's experiment yourself! Materials you will need:a small non-metal bowl,a needle(针)...
The permanent magnet synchronous generator (PMSG) used the magnet-coil skewing was installed in a vertical axis wind turbine (VAWT) to collect data and investigate the relationship between heat in the PMSGs, wind speed and electrical power. Therefore, this investigation was research relationship of...
“Before The Rules, my relationships didn’t work very well. Then I applied TR on my new boyfriend and after only five months of dating, he proposed to me and now I am enjoying my happy married life.” Megumi Sagioka, Osaka, Japan ...
The volunteers were connected to a special machine, which used a strong magnet(磁铁)to provide a real-time picture of brain activity.Clear differences were seen between the liars and the truth-tellers.A total of seven areas were active in the cheating group, but only four in the truth-telli...