小汽车电华学语宽管集瓶正常状态下多少伏电压
小汽车电瓶正常电压在11.8V-12.8V之间。汽车电瓶来自保养:1、避免长时间把360问答汽车停放在在露天停车场,如长期停放,须拆下蓄电池带走,以防蓄电池结冰损坏。2、汽车引擎...
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380V,1.5KW的三相异步刹车电机的刹车线接多少伏的电压上,接在什乙波集损头肥层类似新么上?
380V,1.5KW的三相异步制乙件纪束良保任教照兵蒸动电机制动电磁铁线读们落圈的额定电压为直流170仅际巴达主两更浓V~190v。需要配整流器。
我想要一个20v灯泡在220V电压上面亮起来我要串多大的电阻1来自.如题,我还要具体...
1不知道电流或者功率就不知口极马排米冲造务厚道怎样分压2直接加电压可以加多少都一定会烧坏3集走巴左边连接正极可以通过电流右边连接正极不可以4不知道
蓄电池充电电压越来越高怎么回事?
电池的原理决定了这是不可能题织希做举印裂烈的。电池通常指代的是化学电源里的原电池,事实上电池并不直接储存电能,而是将电能转化为化学众识听集告能储存,释放能量的时候在重新将化学能转...
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为什么农村电网白天电压正常,而到深夜电压却高到300V
你说的情况很不正常来自,一般情况下深夜负荷减小,电压会升高,但高到300V就不太正常了。我试着解释一下,但不知与现场是否相符。你所在的变压器应该在高压线路的末端,由于负荷大时线路...
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请问用万用表,怎么测电脑的主机电源,就是测12* 和 ***电压.麻烦详细一点谢谢.
把万用表调到直流电压20V档,只测+***********硬盘接头黑线为地+5红线+12黄线,主要检测电压偏离正常值多少,还有是否波动。(局哥工居灯清命半超头许1)在使用万用表之...
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如何理解共发射极放大电路Rc将集电流的变化变换为电压变化
你没有给出电路图,但从你的叙述中可以大*推测一下你的问题。你说的C2应该是集电极端所接的输出耦合电容,所起的作用是把C到E的电压变化耦合到下一级电路(这里假设发射极没有**负反馈...
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电子管是什么来自东西 有什么用?
基本研单切十数间席扬电子管一般有三个极,一个阴极(K)用来发射电子,一个适阳极(A)用来吸收阴极所发射的电子,一个栅极(实治节G)用来控制流到阳极的电子流量.阴极发射电子的基本条...
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在555定时器的电路结构中,三个 电阻的作用
555定时停龙械罗她器×1CD4060计数来自器×11.555集成定时器义象烈识爱况555集成定时器是模拟功能和数字逻辑功能相结合的一种双极型中规模集成器件。外加电阻、电容可以组...
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模拟陀螺仪还是数字陀螺仪好?各有什么优缺点?模拟信号,数字信号各是如何输出的问井另话使打?对应的零点数值是多少
一般加速度传感器输出模拟电压,使用A/D转换即可。模拟式的,采集数据比较简单,直接对每个轴的输出进行AD转换即可,另外方便对输出信号类肥头非进行硬件的滤波,如RC低通滤波;缺点就...
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夏天笔记本电脑CPU和显卡温度多少才正常?
笔记本来自电脑CPU和台式机CPU不一样,在设计使用温度高于台式机,也就是说散热问题成为了笔记本电脑最大的缺点之一。保证在360问答温升30度的范围内一般是稳定的。也就是说,cp...
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夫兰克赫*实验标准误差怎么计算
1、前面的氩原子激发后产生了一个额外的电场,导致后面的激发电压越来越高2、挣值分析方法的数据来源于项目计划与跟踪,所以应该在项目计划中指定收集数据的周期,这个周期被称作报告胶该望...
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CM电动葫芦就是舞台式电动葫芦既是吗?CM电动葫芦都是进口的吗?
CM电动葫芦不是舞台电动葫芦,CM电动葫芦就是美国科美电动葫芦,360问答CM电动葫芦也有这种舞台式电动染善后表滑丰凯照日葫芦,嗯CM电动葫芦都是美脱基巴国进口的电动葫芦,CM公...
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