3. Electric force is, ___of course___, a vector quantity, with Eq. (21 – 1) giving only its magnitude. 4. Thomson was able to establish by an ingenious experiment that electrons all have the same ratio of charge to mass. ___However___, he was not able to establish that all ...
百度试题 题目电场强度是矢量,其单位是___The intensity of the electric field is a vector, and the unit is___ A.VB.V/mC.V·mD.A/m相关知识点: 试题来源: 解析 B 反馈 收藏
2.4.5 DC Motor 直流电动机 22:28 2.4.4 Magnetic Force on a Wire 通电导线在磁场中受力 16:56 2.4.3 Magnetic Force on Charged Particles 带电粒子在磁场中的受力 23:29 2.4.2 Electromagnet 电磁铁 17:41 2.4.1 Magnet and Magnetic Field 磁铁与磁场 16:57 2.3.4 Uniform Electric Field 匀强电场...
1 Which is a vector quantity?(1) electric charge(2) electric field strength(3) electric potential difference(4) electric resistance5 A machine launches a tennis ball at an angle of25° above the horizontal at a speed of 14 metersper second.The ball returns to level ground.Which combination...
An electric field is a region of space around an electrically charged particle or object in which an electric charge would feel force. An electric field is a vector quantity and can be visualized as arrows going toward or away from charges. The lines are defined as pointingradially outward, ...
A.V B.V/m C.V·m D.A/m暂无答案更多“电场强度是矢量,其单位是___ The intensity of the electric field is a vector, and the unit is___”相关的问题 第1题 The shock of the electric catfish is more unpleasant than that of the torpedo or electric eel. A.Y B.N C.NG 点击查看...
a. Determine the magnitude of the force. b. Determine the direction of the force. Electric Force: According to Coulomb's law, the magnitude of the electric force between two charged objects is directly proportional to the ...
What is Force? An invisible action leading to the motion of an object to a new position from its original position is calledForce. It is a vector product, as it has both magnitude and direction. Examples: Electric force, Nuclear force, Spring force, etc. ...
Regarding to the electric field, which statement as follows is wrong? A、Around the charge, there is a special form of material called the electric field. B、The electric field is an aspect of the unified electromagnetic field, which is characterized by the vector force exerted on the charge...
is it something so go is just a passing fan is kept out is barred is likened to find ou is not a clear spring is not the burning st is not to make you sa is not transmitted by is not when stand in is not you have never is of opposite phase is of use for is ofgreat benefit...