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习题练习:Electricity and Circuits: Inductors

 >作者: admin 发布日期: 2026-05-21 08:56   总分: 10分  得分: _____________

答题人: 游客未登录  开始时间: 24年07月31日 17:48  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  15.37: Which one of the following choices represents the basz5l0 /i4hddsc:7nb voe SI units of inductance?nd0 5cs74zi d bv/:ohl

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.28: A shipment of parts is labeled in - arcxw5cyc k 7+/utu7u0,srbunits of “ohm∙second.” Which one of the following choices represents an equivalent0rb,7u5+ st-7rycxa u ckwu/c unit?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.42 A solenoid is constructed with N loops of wire tightly wrappsold,su48h h /z xu0/bed around an iron-filled center. Due to budget cuts, the current that ordinarily runs through this solenoid is cut in half. As a result, the inductance 8, /bld/zu4oh s0ush xof the solenoid is

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.46:In the circuit shown, the switch is moved to position A.After a very lonrfl/ drg/v;s -g time, the switch is flipped from position A to position B, thereby opening the circuit. At the in /g;dl/vrfrs-stant immediately following the flip of the switch, the DC voltmeter shown registers a voltage of magnitude:



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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.50: A series RL circuit is shown. Whi/yu3 z 48ve*lb5q l4b rieuu +;odg zh.7:cxzbch of the suggested changes in the circuit (labeled I, II, and III) would result in the initial voltage across the inductor (at the instant c/ r5 e qz+uuo;eby:7* buv 3h44dzzgli. bx8lthat the switch is closed) to be double what it is for the circuit shown?
I. Reduce the resistance in the circuit to R0/2.
II. Double the inductance in the circuit to 2L0.
III. Add a second identical inductor to the circuit in parallel with the first inductor.



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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.41: The circuit shown has been operatingjy- xh16ksfc)x l fu8uewp/ g hd,++2k for a long time. The instant after the switch in the circui),sxu+8y1fpkh/c6-2 xujglhf k +d ewt labeled S is opened, what is the voltage across the inductor $V_L$ and which labeled point (A or B) of the inductor is at a higher potential? Take $R_1\:=\:4.0\Omega$, $R_2\:=\:8.0\Omega$, and L = 2.5H.



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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.45: For the ideal RL circuit shown, the resistance is R=10.0Ω, the 9vc7hku.c1 tm( cbj*n inductance is L=5.0 H and the battery haskv9 .u ( *1cmnctbj7hc voltage $\xi_{bat}$ = 12 vlots. Some time after the switch S in the circuit is closed, the ammeter in the circuit reads 0.40 A. At what rate is energy being stored by the inductor at this instant (in Watts)?



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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  01.40: A student tunes a crystal radio set by means of a sim+ lnh:m r92q co;cuo+sple RLC circuit to receive a radio station broadcasting at 660 kHz. To receive a station broadcasting at 1320 kHz the capacitor in the RLC circuit could be changed. By whahl +s; orc:o2muc+ 9qnt factor must the original capacitance be multiplied to tune in the RLC circuit to the new frequency?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.44: In an ideal LC cir+muj(bfvmxws0e6i;b* u650e zykm( zcuit, what is the time difference between all of the energy in the circuit being stored in the inductor and all of the energy bein0b*wz(z sxj06;mkebiy( e +u mf5mv6u g stored in the capacitor?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.49: A circuit consists of a resistor, capacitorj +j3kebghm)cv4p:*j , and inductor connected in series to an AC source. e:+j pgbvh3jc)mk * j4As the source frequency increases, the current in the circuit decreases. Which statement about the circuit is NOT correct as the source frequency increases?

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