在演示光电效应的实验中,把某金属板连至灵敏验电器.第一次弧光灯直接照射金属板,验电器指针张开一个角度;第二次在弧光灯与金属板之间插入一块普通玻璃板,验电器指针不张开.由此
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/28 17:57:10
![在演示光电效应的实验中,把某金属板连至灵敏验电器.第一次弧光灯直接照射金属板,验电器指针张开一个角度;第二次在弧光灯与金属板之间插入一块普通玻璃板,验电器指针不张开.由此](/uploads/image/z/5936140-28-0.jpg?t=%E5%9C%A8%E6%BC%94%E7%A4%BA%E5%85%89%E7%94%B5%E6%95%88%E5%BA%94%E7%9A%84%E5%AE%9E%E9%AA%8C%E4%B8%AD%2C%E6%8A%8A%E6%9F%90%E9%87%91%E5%B1%9E%E6%9D%BF%E8%BF%9E%E8%87%B3%E7%81%B5%E6%95%8F%E9%AA%8C%E7%94%B5%E5%99%A8%EF%BC%8E%E7%AC%AC%E4%B8%80%E6%AC%A1%E5%BC%A7%E5%85%89%E7%81%AF%E7%9B%B4%E6%8E%A5%E7%85%A7%E5%B0%84%E9%87%91%E5%B1%9E%E6%9D%BF%2C%E9%AA%8C%E7%94%B5%E5%99%A8%E6%8C%87%E9%92%88%E5%BC%A0%E5%BC%80%E4%B8%80%E4%B8%AA%E8%A7%92%E5%BA%A6%EF%BC%9B%E7%AC%AC%E4%BA%8C%E6%AC%A1%E5%9C%A8%E5%BC%A7%E5%85%89%E7%81%AF%E4%B8%8E%E9%87%91%E5%B1%9E%E6%9D%BF%E4%B9%8B%E9%97%B4%E6%8F%92%E5%85%A5%E4%B8%80%E5%9D%97%E6%99%AE%E9%80%9A%E7%8E%BB%E7%92%83%E6%9D%BF%2C%E9%AA%8C%E7%94%B5%E5%99%A8%E6%8C%87%E9%92%88%E4%B8%8D%E5%BC%A0%E5%BC%80%EF%BC%8E%E7%94%B1%E6%AD%A4)
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