如图所示,R1=0.2,R2=0.1,R3=1.4,R4=2.3,求V<sub>ab</sub>=()<img src='https://img2.soutiyun.com/shangxueba/ask/18345001-18348000/18347981/201707151511109591.jpg' />

A.9.6V B. 4V C. 8.5V D. 11.5V

时间:2023-09-09 05:46:16

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