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1装置介绍 (1)用验证牛顿第二定律的木板作底座,中间竖直固定一块长木板,用来固定定滑轮和测力计. (2)在竖直固定的木板上端打一个孔,安装一根水平木杆,用来固定测力计.用水平木杆可以用来调节测
1 Introduction to the device (1) Use a board that verifies Newton’s second law as a base, and fix a long board in the middle to fix the pulley and the dynamometer. (2) Make a hole in the vertical fixed board, install A horizontal wooden rod used to fix the dynamometer. Horizontal wood can be used to adjust the test