本题目来源于试卷: Combine Problems，类别为 美国物理杯赛(Physics Bowl)
[单选题]
09.26: For the circuit shown, when ar. btrvs+r2 4 a shorting wire (no resistance) connects th s gtc)i6 e*f1de points labe c1fi ) ste6*dgled A and B, which of the numbered lightbulbs become brighter? Assume that all four bulbs are identical and have resistance R.
A. Bulb 1 only
B. Bulb 2 only
C. Bulb 3 only
D. Bulbs 1 and 3 only
E. Bulbs 1, 2, and 3
参考答案: D
本题详细解析:
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