May I present introduce the most formal. Allow me to introduce. I'd like to introduce. May I introduce. I'd like to meet. Do you know. Have you know. This is. It's the least formal. Introduce yourself. Please allow me to introduce myself. I'm bill Smith. The most formal. May ...
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 incorrect calculations.反馈 收藏 ...
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....
Answer to: A spring has a force constant of 8.1 N/m and a rest length of 0.30 m. How much force must be applied to stretch the spring to a length...
Step 2:Calculate the effective spring constant for all springs in parallel using the equation: {eq}k_{eff}=k_1+k_2+...+k_i {/eq}. How do Springs Behave in Parallel? Springs in Parallel:When multiple springs are individually attached from one object to another they ...
A spring has a spring constant "k" of 130 N/m. How much must this spring be compressed (in meters) to store 30 J of energy?Elastic Potential energy:The energy required to stretch/compress a spring is called elastic potential energy. ...
Directions: Read the text and answer the question according to the text. With our travel agency, the holiday you book is the holiday you get. If you arrive and find we ve failed to live up to our promises, let us know what the problem is within one day of your arrival. We ll spend...
Firstly, I will find a part time job, probably work in a factory which is near my home, so that I can accompany with my parents. Secondly, I have joined a violin course in the previous time, because I have interest on it. therefore, I will do more practice at home by myself. As...
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
I'll pay. How's that? 我们找个地方一起喝一杯吧?我请客。怎么样? 柯林斯高阶英语词典 'The fuel gauge is broken.' — 'Broken? How do you mean?' “燃油表坏了。”——“坏了?你说清楚点?” 柯林斯高阶英语词典 How come he hasn't been able to be as good this year?... 为什么他今年...