Magnetic pendulum and simple pendulum combined experimental instrument
An experimental instrument and pendulum technology, used in instruments, educational appliances, teaching models, etc., can solve the problems of inability to meet basic physics teaching and research, occupy a lot of space for instruments, and high experimental input costs, and achieve good innovative thinking and hands-on ability. , The effect of low manufacturing cost and strong operability
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[0020] The magnetic pendulum and single pendulum comprehensive experimental instrument consists of a base 1, a column 2, a single pendulum device, a magnetic pendulum device, an angle indicating device, a laser alignment device 4, a photoelectric detection device 5, an air cushion guide rail 6 and an intelligent measuring device 7. The intelligent measuring device 7 is arranged on one side of the base 1 . Intelligent measuring device 7 is made of housing, display screen 29, control key 31 and control circuit board, and the panel of housing is provided with display screen 29, and one side of display screen 29 is provided with control key 30; Housing is equipped with control circuit board, the control circuit board consists of Type microcontroller, laser alignment module, keyboard circuit, crystal oscillator circuit, photoelectric switch interface circuit, photoelectric switch interface circuit and The P3.2 port of the single-chip microcomputer is connected to receive the sig...
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