an engine driven device for the switching of the current direction in a circuit.G. BAER,J.
A. Positive terminal to negative terminal B. Negative terminal to positive terminal C. Both directions randomly D. It depends on the type of circuit 相关知识点: 试题来源: 解析 A。在简单电路中,电流的方向是从电池的正极流向负极。反馈 收藏 ...
美 英 un.流向;电流方向 网络海流方向;行进方向;气流方向 英汉 网络释义 un. 1. 流向 2. 电流方向 例句 释义: 全部,流向,电流方向,海流方向,行进方向,气流方向 更多例句筛选
A flow of positive charges gives the same electric current, and has the same effect in a circuit, as an equal flow of negative charges in the opposite direction. Since current can be the flow of either positive or negative charges, or both, a convention for the direction of current whic...
Define alternating current. alternating current synonyms, alternating current pronunciation, alternating current translation, English dictionary definition of alternating current. n. Abbr. AC An electric current that reverses direction in a circuit at re
The meaning of REVERSE CURRENT is flow of direct electric current in a reverse direction or of alternating current in phase opposition to normal.
Answer to: Given the following circuit and current directions. a. Find all the currents. State clearly the direction of your loop rule applied. b...
The particles that carry charge along conductors are free electrons. The electric field direction within a circuit is by definition the direction that positive test charges are pushed. Thus, these negatively charged electrons move in the direction opposite the electric field....
18.A current that flows in an opposite direction to the flow of another current.逆流,反向电流;逆电流与另一水流或电流的流向相反的水流或电流 相关短句/例句 astatic current无定向电流 3)stator current orientation定子电流定向 1.According to the peculiarity of high inertial loads in the position control...
Such a simple generator as we have been describing produces an alternating current . 像我们所描述的那种简单的发电机能产生交流电。 www.ecd123.com 3. Capacitive reactance is a reactance due to the presence of capacitance in an alternating-current circuit. 容抗是指交流电路中由于存在电容而产生的电抗...