题目内容

科学家的每次重大发现,都有力地推进了人类文明的进程。奥斯特发现了电流的磁效应,首次揭开了电与磁的联系;法拉第发现了                     进一步揭示了电与磁的联系,使人们发明了发电机,开辟了人类的电气化时代。
电磁感应(或电磁感应现象)

分析:法拉第发现的是电磁感应现象,属于磁生电,而奥斯特发现的是电生磁,二者不可相混淆。
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下列关于科学家与他们的重大发现的说法中正确的是                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           
A.奥斯特B.欧姆C.法拉第D.沈括
发现电流的磁效应      发现安培定则          发现磁偏角          发现电磁感应

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