Electricity and Circuits: Complex Circuits (id: 1fef5a401)

本题目来源于试卷: Electricity and Circuits: Complex Circuits，类别为 美国物理杯赛(Physics Bowl)

[单选题]
11.38: For the circuit shown, the four l9 vew* a.mg04ady fx.light bulbs have idewdu2bl kl-:r j5. -i3dtr9vrsntical resistance, all wires have zero resistance, and the battery is assumed to be ideal with emf ξ . When the switch, S, in the circuit is closed, a wire of zero resistance is added into the circuit. Which of the light bulbs will be dimmer a jt9rr5vsdwu l- d -bkl2.i:r3fter the switch is closed?

A. Only bulb #2
B. Only bulb #4
C. Only bulbs #1 and #4
D. Only bulbs #2 and #4
E. Only bulbs #1 #2 and #4


参考答案:  A


本题详细解析: 暂无

微信扫一扫，分享更方便