搜选项 单项选择题 The unit of electric current is the ( ). A.ampereB.wattC.wolt 点击查看答案手机看题 你可能感兴趣的试题 单项选择题 下列选项中,关于激素反馈系统只有正反馈的是()。 A.下丘脑-垂体-性腺轴B.肾素-血管紧张素-醛固酮C.下丘脑-垂体-肾上腺轴D.下丘脑-垂体-甲状腺轴E.甲状旁腺素-血...
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What is electricity? What is the properties of electric charge? How is electrical potential defined? What is the unit for power, P? What are some other common units used for power other than watts? What is displacement current? Answer the following question. What is the standard unit of pow...
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Electric current is the amount of electric charge passing through a given surface or given point per unit of time. The S.I unit of current is the...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer ...
occurs by an instant interruption caused by strict compliance to the rated capacity of the board, and electrical machinery or apparatus cannot be used even though they are well within the rated capacity in control on the electrical machinery and apparatus based on the maximum working current.名...
1. Electric current can be measured using an (a)___. Its unit is (b)___/___A.2. The needle of a compass changes direction when it is placed near a current-carrying wire. It shows the___effect of electric current. 相关知识点: 试题来源...
electric current- a flow of electricity through a conductor; "the current was measured in amperes" current electrical phenomenon- a physical phenomenon involving electricity juice- electric current; "when the wiring was finished they turned on the juice" ...
current electrical phenomenon- a physical phenomenon involving electricity juice- electric current; "when the wiring was finished they turned on the juice" thermionic current- an electric current produced between two electrodes as a result of electrons emitted by thermionic emission ...
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