newton's second law teaching demonstrating instrument

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newton's second law teaching demonstrating instrument 中文版

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Qinghua science instruments 14yr.

Main Products:

Human model human organ model animal plant specimen model human skeleton teaching equipment biological model

Contacts:

zhengChat

Mobile:

86-13750965003

E-mail:

2403396147@qq.com

WeChat:

13750965003

Address:

Ningbo Qinghua Science and Education Instrument Co.， Ltd.， No. 9， Zhushan North Road， Taoyuan Street， Ninghai county， Ningbo city， Zhejiang province,Yiwu City,Jinhua City City,Zhejiang Province

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Description

注意：下单确认交货期（因现货实时变化）
一、概述：牛顿第二定律是经典力学中的重要定律之一，以往验证该定律必须测出做初速度为零的匀加速的物体运动的时间，按运动学的有关知识进行运算，以验证该定律。而今是采取二层轨道，使两物体（小车）同时起动，同时停止的办法，因为运动的时间相同，可以消去时间，以所走的路程来比较加速度的大小，不必通过繁复的计算，就可得出匀加速运动的物体得到的a的值与F及m的关系。

Update time：20241018110754