题目
电阻的英文描述
大概150-200字,用英文描述电阻的主要特点.
大概150-200字,用英文描述电阻的主要特点.
提问时间：2021-05-08
答案
Electrical resistance is a measure of the degree to which an object opposes an electric current through it.The SI unit of electrical resistance is the ohm.Its reciprocal quantity is electrical conductance measured in siemens.Electrical resistance shares some conceptual parallels with the mechanical notion of friction.
which means The ability of a material to oppose the flow of an electric current ,converting electrical energy into heat.The SI unit of resistance is the ohm .
which means The ability of a material to oppose the flow of an electric current ,converting electrical energy into heat.The SI unit of resistance is the ohm .
举一反三
已知函数f（x）=x，g（x）=alnx，a∈R．若曲线y=f（x）与曲线y=g（x）相交，且在交点处有相同的切线，求a的值和该切线方程．
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
最新试题
- 1After buying the bag,what percent of the $100 that he earned does Tom have left for other expenses?
- 2蜡烛燃烧过程中有什么实验现象?燃烧过程中物质都发生了哪些变化?
- 3氮气的结构式
- 4有关于描写坚强,自信,勇敢的作文的开头和结尾吗?要优美点的,还有这类的名言警句,急用,
- 5英语翻译
- 6十三分之一九九五化成小数是无限小数在这无限小数的小数点后面,从第一位到第一九九五位,数字六出现几次
- 7May I use your pen?S_____.Here you are.空格该填什么?
- 8什么是保守力,常见的保守力有哪些
- 9用括号中的正确形式填空
- 10给你一架天平,一瓶没有装满的牛奶,记号笔,一个空奶瓶和足量的水,怎样测量牛奶的密度,写出实验步骤及计算公式
热门考点