FIELD: training equipment, possible use in laboratory practicum of physics course in academies and high schools for studying and extending knowledge of physical laws.
SUBSTANCE: suggested device for measuring projection of intensity vector of alternating magnetic field contains controllable amplifier, measuring mechanism and phase-sensitive detector, clamps of first input of which are connected to clamps of controllable amplifier, and clamps thereof are connected to clamps of measuring mechanism. Introduced additionally to composition of measuring device are EMF recorder, mobile measuring coil, clamps of which are connected to clamps of controllable amplifier and EMF recorder, immobile measuring coil, clamps of which are connected to clamps of second input of phase-sensitive detector.
EFFECT: simplified construction of the device.
3 dwg
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