它用来演示涡流效应和制动效应。这个单摆包含一个实心的钢板，当电源关闭时，板可以在电磁体的两极之间前后摇摆。当接通磁体时，摆动几乎立即停止。如果在板停止运动前轨迹消逝的时间较长，那么制动效应就会严重减弱。这个装置包括一个摆杆和四个不同形状的铝制单摆板：矩形板，带有狭缝的矩形板，圆盘板，圆环板，带有缝的圆环板。
矩形板：100×60 mm
圆环板： 内部直径 30 mm, 外部直径 60 mm
另外需要：
U8497200 一对磁极靴
U8497180 带有轭铁转换器芯
2个U8497440 1200匝的线圈
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重量
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0.5 kg
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3B 科技 产品型号
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3B Scientific
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