Music that shines
( 皇冠体育app Daily ) Updated: 2013-04-14 09:34:21
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Wang Zengxiang (right) and his assistant install a Tesla coil in his courtyard. A Tesla coil is an electrical resonant transformer circuit invented by Nikola Tesla around 1891. The transformer produces high voltage at high frequencies, which acts as a giant lightning machine, and creates long bolts of electricity. [Photo by Liu Tao / for 皇冠体育app Daily] |
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