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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