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Versuch: Capacitor in the AC circuit with FG-Modul and Cobra3
Principle: A capacitor is connected in a circuit with a variable-frequency voltage source. The impedance and phase displacement are determined as a function of frequency and of capacitance. Parallel a…
Artikelnr.: P2440515
Versuch: Coil in the AC circuit with Cobra3
Principle: The coil is connected in a circuit with a voltage source of variable frequency. The impedance and phase displacements are determined as functions of frequency. Parallel and series impedance…
Artikelnr.: P2440411
Versuch: Coulomb's law with Cobra3
Principle: A small electrically charged ball is positioned at a certain distance in front of a second charged ball. The force between these balls is measured as a function of their charge and distance…
Artikelnr.: P2420415
Versuch: Current balance / Force acting on a current-carrying conductor with Cobra3
Principle: The force acting on a current-carrying conductor loop in a uniform magnetic field (Lorentz force) is measured with a balance. Conductor loops of various sizes are suspended in turn from the…
Artikelnr.: P2410615
Versuch: Ferromagnetic hysteresis with PC interface system
Principle: A magnetic field is generated in a ring-shaped iron core by a continuous adjustable direct current applied to two coils. The field strength H and the flux density B are measured and the hys…
Artikelnr.: P2430711
Versuch: High-pass and low-pass filters with FG-Module and Cobra3
Principle: A coil, a capacitor, an ohmic resistance and combinations of these components are investigated for their filter characteristics as a function of frequency. The phase displacement of the fil…
Artikelnr.: P2440915
Versuch: Inductance of solenoids with FG-Module and Cobra3
Principle: A square wave voltage of low frequency is applied to oscillatory circuits comprising coils and capacitors to produce free, damped oscillations. The values of inductance are calculated from …
Artikelnr.: P2440311
Versuch: Magnetic field of paired coils in Helmholtz arrangement with Cobra3
Principle: The spatial distribution of the field strength between a pair of coils in the Helmholtz arrangement is measured. The spacing at which a uniform magnetic field is produced is investigated an…
Artikelnr.: P2430315
Versuch: Magnetic field of single coils / Biot-Savart's law with Cobra3
Principle: The magnetic field along the axis of wire loops and coils of different dimensions is measured with a teslameter (Hall probe). The relationship between the maximum field strength and the dim…
Artikelnr.: P2430215
Versuch: Magnetic Induction with FG-Modul and Cobra3
Principle: A magnetic field of variable frequency and varying strength is produced in a long coil. The voltages induced across thin coils which are pushed into the long coil are determined as a functi…
Artikelnr.: P2440215
Versuch: RLC Kreis mit Cobra3
In diesem Versuch werden der Strom und die Spannung von Parallel- und Serienschwingkreisen als Funktion der Frequenz untersucht. Die Güte und die Bandbreite werden bestimmt. Durch das Frequenzgenerato…
Artikelnr.: P2440611
Versuch: Temperature dependence of different resistors and diodes with FG-Module and Cobra3
Principle: The temperature dependence of an electrical parameter (e.g. resistance, conducting-state voltage, blocking voltage) of different components is determined. To do this, the immersion probe se…
Artikelnr.: P2410415