它可以测量地磁场的水平和垂直方向的分量,也可以演示载流导体的磁场。这个仪器具有铝制的导电圈,装有4毫米的安全插头。它包括一个带有尖头轴的磁针,可以在轴承上转动;轴承位于由透明材料制成的圆盘上;圆盘上具有角度刻度,可以绕着水平轴旋转,并安装在丙烯酸底座上。
圆盘的直径:110 mm
磁针的长度:100 mm
带长:150 mm
终端:通过4毫米的安全插头
底座规格:100×90 mm
高:185 mm
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The Oersted Device demonstrates how a magnetized object, in this case a needle, is deflected by the presence of an alternating magnetic field, produced here by an electric current. The magnetic needle has two distinct poles and a length ...
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The coil and its core are mounted on a very stable plastic base. Fitted with an “on-off” switch. Connection to the electrical circuit via two 4 mm safety terminals.
Specifications:
Required power supply 6 to 12 V.
Dimensions ...
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Experiment topics :
• Magnetic flux lines of bar and horseshoe magnets
• Magnetic screening
• Magnetic induction
• To display the shapes adopted by magnetic field lines around a straight conductor, a conductor loop, a cylindrical coil, ...
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Current Conductor for demonstrating the magnetic fields of current-carrying conductors. The magnetic field can be made visible with iron powder.
Acrylic glass base with two 4 mm safety sockets. For projection on the overhead projector.
Dimensions ...
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Current Conductor for demonstrating the magnetic fields of current-carrying conductors. The magnetic field can be made visible with iron powder.
Acrylic glass base with two 4 mm safety sockets. For projection on the overhead projector.
Dimensions ...
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Current Conductor for demonstrating the magnetic fields of current-carrying conductors. The magnetic field can be made visible with iron powder.
Acrylic glass base with two 4 mm safety sockets. For projection on the overhead projector.
Dimensions ...
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Apparatus for demonstrating repulsion forces between magnets. Two ring magnets facing each other with identical poles are slid on a rod.
Base: approx. 100 mm dia.
Rod: approx. 100 mm x 30 mm dia.
Weight: approx. 410 g
Contents:
1 Rod ...
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地球仪,沿着两极的轴布设有磁棒,安装在亚克力底座之上,用来展示地球磁场的形状。
可看到一个指南针(U19561)或者一个磁场指示器(U8491900)在地球仪表面上是按照与经线平行的磁场对直的。使用磁场传感器,也可确定出倾斜角。
规格尺寸:220x160x200 mm³
直径(地球仪):大约为120 mm
重量:大约为 340 g
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Coil with Variable Number of Turns per Unit Length For the investigation of magnetic flux density of cylindrical coils as a function of the number of turns per unit length. Measurement of the number of winding turns per unit length is carried ...
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Hand-held meter for measuring magnetic flux density or magnetic field strength in conjunction with an Axial/Tangential Field Sensor or a Flexible Magnetic Field Sensor. The measurements are shown on a digital display and also converted into ...
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这个磁场传感器包括两个集成的霍尔传感器,用于测量轴向和切向磁场,配合磁场测量仪使用(U8533981)或毫伏计(U8530501)。通过使用滑动开关就可以在轴向和切向磁场测量之间切换。
灵敏度: 1mV/mT, 或 1mV / A / m
探针长度(无手柄):125 mm
霍尔传感器:单晶体
传感器面积:大约1
探针厚度: 4 mm
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Flexible magnetic field sensor with built-in Hall sensor for measuring tangential magnetic fields in connection with the E-model Teslameter (U8533982).
Specifications:
Sensitivity: 1 mV/mT or 1 mV/A/m
Probe length (without ...
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Holding rod with 4-mm connector sockets to accommodate and connect components with two plugs matching a 19-mm or 50-mm grid or conductor loops for verifying the Biot-Savart law. Suitable for both 4-mm laminated plugs as well as 4-mm safety ...
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Equipment set comprising a straight conductor and three circular ones for experimental investigation of how magnetic flux density is calculated according to the Biot-Savart law.
Connectors: 4-mm plug
Maximum continuous current:  ...
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The apparatus consists of a powerful U shaped magnet, a pair of brass rails complete with 4mm sockets and a brass axle. A power supply unit is connected to the rails. When the axle is placed on the rails the electric circuit is completed and ...
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This economical digital teslameter will allow students to incorporate quantitative measurements into their magnetism experiments. The unit includes a Hall sensor probe for measuring axial and tangential magnetic fi elds up to 200 mT. The probe ...
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