题目内容
(请给出正确答案)
[单选题]
电路如图所示, 开关S合上时,Rab=_____;开关S打开时Rab=__________。
A.30Ω 30Ω
B.36Ω 30Ω
C.30Ω 36Ω
D.36Ω 36Ω
提问人:网友yincaijun
发布时间:2022-01-06
A.30Ω 30Ω
B.36Ω 30Ω
C.30Ω 36Ω
D.36Ω 36Ω
A、remembered
B、remember
C、remembers
A、Racism
B、Stereotyping
C、Prejudice
D、Ethnocentrism
A、A parent centered style of learning.
B、A student centered style of learning.
C、A teacher centered style of learning.
D、Equality between the teacher and students.
A、smeared
B、hid
C、confused
D、obscured
A、4∶2∶1
B、2∶1∶1
C、3∶2∶1
D、1∶2∶4
A、24V
B、22V
C、6V
D、18V
A、L1亮度不变,L2变暗
B、L1变暗,L2变亮
C、L1变亮,L2变暗
D、L1变暗,L2亮度不变
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