A spring has a spring constant of 50 N/m. How much force is required to stretch the spring by 2 m? A. 100 N B. 110 N C. 120 N D. 130 N 相关知识点: 试题来源: 解析 A。Force = Spring constant×displacement = 50×2 = 100 N. Option B, C and D are incorrect....
A spring has a spring constant of 50 N/m. How much force is needed to stretch the spring by 2 meters? A. 100 N B. 80 N C. 120 N D. 150 N 相关知识点: 试题来源: 解析 A。解析:Force = spring constant×displacement. 50 N/m×2 m = 100 N. Option B, C and D are ...
Work with a partner and do the two tasks. Ask and answer questions about three people according to the table. Where is Mike Harris from his farm? Where does he live? He lives in what company does he work for he works for what does he do his. First you play the role of li yang f...
弹簧的力常数为150牛/Cm,a,将弹簧从原位置拉60毫米需要多大的功 F*S=900J B再拉7.6毫米需要再做多少功=114J 算的不知道对不对哈 ，数学好久没学了哈哈
How does a force sensor work? Looking under the hood Meet the strain gauge The underlying physics and material science behind the force sensor working principle is tied to a component of the sensor that is called the strain gauge (or strain gage). Structurally, a load cell sensor is made ...
When you compress or extend a spring, it exerts a force opposite the force you exert in an effort to return to its equilibrium position. The amount of force is characteristic of the spring and is represented by the spring constant,k. According toHooke's law, the relationship between extensio...
You have seen that a spring has inherent, or built-in, properties that can be leveraged to do work in a way that, say, bubble gum or a ball bearing cannot. As a result, springs can be described in terms of not just force but energy. (Work has the same fundamental unit as energy:...
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Moreover, a long peace, which is usually followed by sharp violence, seems to be more fragile than expected. Although the alternation of war and peace is a common trend, it does not testify to a change in the conflict-generating process. The use of statistics is a useful approach to ...