如图所示理想变压器的输出端接有一电动机电动机的电阻为r电动机带动一质量为m的重物以速度v匀速上升若变压器的输入功率为p0则图中电流表 Sketch Coloring Page

如图所示理想变压器的输出端接有一电动机电动机的电阻为r电动机带动一质量为m的重物以速度v匀速上升若变压器的输入功率为p0则图中电流表 Template

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anonymous
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anonymous
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anonymous
sketch #5216 D by Gabriela Segura

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anonymous
sketch #1953 愛鼠繪

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anonymous
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anonymous
sketch #2926 Power Puff Girls by Sylvie Rieux

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sketch #2828 One Direction Szabó Zoltán

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sketch #334 DON 'T!

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tomski如图所示理想变压器的输出端接有一电动机电动机的电阻为r电动机带动一质量为m的重物以速度v匀速上升若变压器的输入功率为p0则图中电流表 coloring

中学电学之理想变压器 知乎 sketch template

如图所示，理想变压器输入电压为u=220√2sin 100π V，原、副线圈的匝数之比为n 1：n 2=101，各电表均为理想电表 sketch template

理想变压器的条件和关系式知乎 sketch template

如图所示理想交流电表与理想变压器原线圈相连副线圈中有R1R2R3交流电流表和开关S．初始开关S断开原线圈接稳定的交变电压下列说法 sketch template

如图所示理想变压器的输入端接正弦交流电副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R开始时电键K断开当K接通时 sketch template

如图所示为一理想变压器原副线圈的匝数比为n．原线圈接电压为u=U0sinωt的正弦交流电输出端接有一个交流电流表和一个电动机电动机的 sketch template

如图所示为一理想变压器原副线圈的匝数比为n．原线圈接电压为u= Uosint的正弦交流电输出端接有一个交流电流表和个电动机电动机的 sketch template

用等效电阻分析变压器 知乎 sketch template

如图所示理想变压器的副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R开始时开关S断开．当S接通时以下说法中正确的是 sketch template

如图所示输入电压恒定的理想变压器副线圈接有两个相同的灯泡L1和L2 输电线的等效电阻为R 开始时电键S断开当S闭合时下列说法中错误 sketch template

如图所示理想变压器原副线圈匝数n1∶n2∶n3=3∶2∶1线圈II上接有“8 V8 W 的灯泡L1L2线圈III上接有“6 V9 sketch template

如图所示一理想变压器原副线圈接有两只电阻R1 和R2R1=R2=4Ω原线圈匝数是副线圈匝数的5倍当原线圈接在某正弦交变电源上时变压 sketch template

题目如图所示为某小型电站高压输电示意图变压器均为理想变压器�电机输出功率为20kW在输电线路上接入一个电流互感器其原副线圈的匝数 sketch template

如图7所示为理想变压器原线圈所接交流电压的图象原副线圈匝数比n1∶n2=10∶1原线圈电路中电流为1A下列说法正确的是 A．变压器输出 sketch template

如图所示理想变压器的副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R．开始时电键S断开当S接通时副线圈两端MN的 sketch template

如图所示理想变压器的输出端有三组次级线圈分别接有电阻元件R电感元件L和电容元件C．若MN供电电压瞬时值为u1=Umsinω1t时用 sketch template

2011年东北三省四市联考如图10 2 15所示一理想自耦变压器的原线圈接有正弦交变电压其最大值保持不变副线圈接有可调电阻R触头P sketch template

如图所示一台理想变压器的原副线圈的匝数比为n1∶n2=40∶1在副线圈两端接有“6V40W 的电灯泡若灯泡恰能正常�光则 A sketch template

如图所示理想变压器原副线圈匝数之比为20∶1原线圈接正弦交流电源副线圈接入“220 V60 W 灯泡一只且灯泡正常�光则 A sketch template

如图所示的电路中理想变压器的两端共接有4只规格相同的灯泡在开关S闭合的情况下4只灯泡的亮度相同若将开关S断开灯泡都不会损坏则 sketch template

如图所示理想变压器的输出端有三组次级线圈分别接有电阻元件R电感元件L和电容元件C．若用IRILIc分别表示通过RL和C的电流则 sketch template

4．如图所示理想变压器的副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R开始时开关S断开当S接通时以下说法正确的 sketch template

如图所示理想变压器原副线圈的匝数比为k输出端接有一交流电动机其线圈的电阻为R．将原线圈接在正弦交流电源两端变压器的输入功率为P0时 sketch template

如图所示为理想变压器3个灯泡L1L2L3都标有“5V5W L4标有“5V10W ．若它们都能正常�光则变压器原副线圈匝数n1∶ sketch template

如图所示为一理想变压器原副线圈的匝数比为n．原线圈接电压为u=U0sinωt的正弦交流电输出端接有一个交流电流表和一个电动机电动机的 sketch template

如图所示理想变压器的原副线圈匝数比为15原线圈两端的交变电压为 氖泡在两端电压达到100V时开始�光下列说法中正确的有 A sketch template

8．如图所示理想变压器副线圈通过输电线接两个相同的灯泡L1和L2输电线的等效电阻为R．开始时开关S断开当S接通时以下说法正确的是 A sketch template

如图所示理想变压器的副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R开始时开关S断开．当S接通时以下说法中正确的是 sketch template

如图所示理想变压器的副线圈上通过较长的输电线连接两个相同的灯泡L1和L2．原线圈两端电压不变输电线的等效电阻为R．开始时电键K断开当K sketch template

如图所示理想变压器的输入端电压 U=311sin100πtV原副线圈的匝数之比为n1n2=101若图中电流表读数为 2A则 sketch template

15．如图所示理想变压器的副线圈上通过输电线接有两个相同的灯泡L1和L2输电线的等效电阻为R开始时开关S断开当S接通时以下说法中 sketch template

如图所示理想变压器原线圈输入交变电流i=Imsinωt副线圈接有一电流表和负载电阻R电流表的示数为010A 在t=T/4时T为交 sketch template

如图所示理想变压器的输出端接有一电动机电动机的电阻为R电动机带动一质量为m的重物以速度v匀速上升若变压器的输入功率为P0则图中电流表 sketch template

如图所示理想变压器的输入端电压U=311sin100πtV原副线圈的匝数之比为n1n2=101若图中电流表读数为 2A则 sketch template

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