The attraction of opposite charges is one of the force that keep electrons in orbit around of nucleus of an atom. 相关知识点: 试题来源: 解析 B 答案:B:forces分析:one + the (修饰n部分) n.(pl);再看后面的that引导的从句修饰force,从句的谓语用复数形式,这也可以辅助判断。参考译文:异性相互的...
Fill in the blank: A ___ is an attraction between atoms that allows the formation of chemical substances that contain two or more atoms. The bond is caused by the electrostatic force of attraction between opposite charges, either between electro...
In this work, we prepared LbL coating on the surface of silica nanoparticles entrapping gentamicin as model drug and demonstrated that the drug release from PBAE containing LbL coating is predominantly controlled by the electrostatic attractions between opposite charged electrolytes. The positive charge ...
It is easy to calculate the force between two charged particles using Coulomb's law. If thechargeson theparticleshave opposite signs, the force will be one of attraction. If the charges on the particles have the same signs, the force will be one of repulsion. ...
For this purpose it is proposed to use an electrostatic lock, which is a device that is held closed by the force of electrostatic attraction between opposite electrical charges. The main component of the electrostatic lock is a ... EA Obzhirov 被引量: 0发表: 2017年 加载更多研究点推荐 ELEC...
Electrostatic attraction occurs between opposite electrical charges: + and -.───静电吸引发生于相反的电荷之间: +与 -. Electrostatic attraction will play a major role in the absorption of viruses to positively charged surfaces.───静电吸引在病毒吸附到带正电荷的表面中起主要的作用. ...
With a sigh, Hennessey cautiously stepped into the bedroom. “Scat.” A black cat burst through the doorway, its unholy, almost-human screech blending with Peters’ panicked yelp as the cat shot between his legs and down the hall, disappearing into the last room on the right. Heart thunder...
a. The physical phenomena arising from the behavior of electrons and protons that is caused by the attraction of particles with opposite charges and the repulsion of particles with the same charge. b. The physical science of such phenomena. 2. Electric current used or regarded as a source of...
Gravitational force exists between all things in the known Universe, pulling them towards each other. Electrostatic force influences the behavior of charged objects and particles; similar charges will move further away while opposite charges will move closer together. Magnetic forces are related to ...
The force of attraction formula between two charges is \frac{(k)(e1)(e2)}{r^2} How does the inverse of r2 fit into the equation? I understand the concept of how distance would need to be the inverse in the function, but why is the distance (r) in the inverse squared? Is this ...