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单选题 图示电路中,IS=10 A,US=12 V,则( ). 
答( )
学科：电路原理-第四学期
时间：2025-06-28 11:09:12
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题目1单选题
基尔霍夫电压、电流定律与电路( ). 答( )A. 网络结构有关,与元件性质无关B. 网络结构有关,与元件性质有关C. 网络结构无关,与元件性质有关D. 网络结构无关,与元件性质无关
题目2单选题
图示电路中,IS=10 A,US=12 V,则( ). <img src="https://tihai-oss-cloud.itihey.com/img/82562dfefab57c442d9ca8651d484a99.png"> 答( )A. US发出功率,IS不发出功率B. US不发出功率,IS发出功率C. US、IS都发出功率D. US、IS都不发出功率
题目3单选题
图示电路中,就其外特性而言,( ). <img src="https://tihai-oss-cloud.itihey.com/img/88586f009df87f8e903520061db83acc.png"> 图1 <img src="https://tihai-oss-cloud.itihey.com/img/8559be1055dab52f70c58ad5155d85ee.png"> 图2 <img src="https://tihai-oss-cloud.itihey.com/img/b2a2e0a1bfb426e955fa0fe1f8b255f7.png"> 图3 <img src="https://tihai-oss-cloud.itihey.com/img/5db618e84b149cd2b5776029b5e14474.png"> 图4 答( )A. 图2 与图3等效B. 图1与图4等效C. 图1 与图2等效D. 图2 与图4等效
题目4单选题
<img src="https://tihai-oss-cloud.itihey.com/img/0e99848f70abb0f29b991eb38846fb2f.png">图示电路中,开路电压UOC=( ). 答( )A. 15VB. 18VC. 16VD. 17V
题目5单选题
一个具有n个结点,b条支路的电路,要确定全部支路电压,最少要测量( ). 答( )A. (n-1)次B. (b-n+1)次C. (n)次D. (b)次
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如图所示电路,受控源吸收的功率是( ). <img src="https://tihai-oss-cloud.itihey.com/img/c6c8001b9a0ca9a4489fb664d6e5fd1b.jpg"> 答( )A. 2 WB. 4 WC. 6 WD. 8 W
题目7单选题
下面图示单口网络的等效电阻等于( ). <img src="https://tihai-oss-cloud.itihey.com/img/3ee278162b933c211764a301a7ca9398.jpg"> 答( )A. 11ΩB. -1ΩC. -5ΩD. 7Ω
题目8单选题
电路如图所示, 测量A、B两点的电压<img src="https://tihai-oss-cloud.itihey.com/img/9b2d8d65303cb61d1a8242c7c00f3653.png">应为( ) <img src="https://tihai-oss-cloud.itihey.com/img/824d67086aee979dce145f13ba20f6e8.png"> 答( )A. 15 VB. 10 VC. 5 VD. 0 V
题目9单选题
图示电路中<img src="https://tihai-oss-cloud.itihey.com/img/75fd1a1b1564a95771e9533eaa55882e.png">,当<img src="https://tihai-oss-cloud.itihey.com/img/8ad681a6613dc6b20dc2fb123f63ad58.png">时开关接通,则<img src="https://tihai-oss-cloud.itihey.com/img/67100bf37f0fe64e23aa4fdfbc870849.png">等于( ) <img src="https://tihai-oss-cloud.itihey.com/img/5f2f746ab99e5b96de1e854da0a6ca46.png"> 答( )A. 0 AB. 1 AC. 2 AD. <img src="https://tihai-oss-cloud.itihey.com/img/49c2967015962bb81c7f76fd51af4f7d.png">
题目10单选题
图示RL并联电路,外施电源<img src="https://tihai-oss-cloud.itihey.com/img/56b15d22eae0004294a1b42dd64e3d30.png">,初始电感电流<img src="https://tihai-oss-cloud.itihey.com/img/d9942bd1b4738630d768d40fd5ea2fe8.png">,则<img src="https://tihai-oss-cloud.itihey.com/img/437491fd4d0449ac7c32389d831b8e1a.png">为:( ) <img src="https://tihai-oss-cloud.itihey.com/img/d1723b33cbcc964fb37c4e574b6cc44f.png"> 答( )A. <img src="https://tihai-oss-cloud.itihey.com/img/b67ff89359edde6ca04cca343eed7802.png">B. <img src="https://tihai-oss-cloud.itihey.com/img/553ac43bc7cf87a80e19261ee7cbfe36.png">C. <img src="https://tihai-oss-cloud.itihey.com/img/7d4aa15e8bff2f2f897fb3d47a1a5475.png">D. <img src="https://tihai-oss-cloud.itihey.com/img/b8e4bae6614da4bac78128b74b8c80d1.png">
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