Experiment for locket launcher and education instruments thereof

摘要

The present invention relates to a set of teaching aids that children can assemble a rocket launch pad to understand the induced electromotive force and the rocket launch principle, the set is provided with a case that can accommodate various components therein, the inside of the case An enameled wire 12, a failure 5 for winding the enameled wire 12, a sandpaper 6 for peeling off the end of the enameled wire 12, a woodlock 1 for use as a rocket launch pad, , A concrete nail (3) standing on the ground through the center of the wood lock (1), a disposable camera (4) for supplying power, a battery (9) for supplying power to the camera, and the camera ( A button switch 7 connected to one strand of the wires from 4), a Molex cable 8 connected to the button switch 7, an insulating tape 14 for wrapping and protecting the respective connecting portions, Used as a rocket skeleton Disposable pipette (2), a label for covering the pipette (2) 11, and an aluminum disc (9) inserted through the concrete nail (3) on the launch pad 102 is included The launch pad can be assembled.;In this way, young students can see the nature of induced electromotive force by firing rockets from rocket launchers through closed cameras and coils.; Woodlock, disposable pipettes, concrete nails, disposable cameras, failures (big and small), sandpaper, button switches, Molex cables, batteries, aluminum discs