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【单选题】
电路分析计算,如图2所示,已知电路参数:Vcc = 12v,R1=500k,R2=2k,R3=10k,C1=100μF,C2=100μF,三极管Q1的β=150。计算IB、IC、IE、UCE分别是( )。【图片】
A.
0.022A , 3.3A, 3.322A, 5.4 V
B.
0.015mA , 1.2mA, 1.115mA, 9.5 V
C.
0.022mA , 3.3mA, 3.322mA, 5.4 V
D.
0.22mA , 33mA, 33.22mA, 1.4 V
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参考答案:
举一反三
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learn
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【单选题】Whenever you have questions in class, first you should _____ your hand , then _____and ask with the permission of the teacher.
A.
rise; raise
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相关题目:
【简答题】repair the computer
查看完整题目与答案
【简答题】朗读单词: repair computer serve customer teacher a little
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【单选题】—When could you have a meal with me ? —I’d like to go whenever it is______ to you.
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查看完整题目与答案
【单选题】Whenever you a present, you should think about it from the receiver’s point of view.
A.
bought
B.
have bought
C.
will buy
D.
buy
查看完整题目与答案
【单选题】Whenever you have questions in class, first you should _____ your hand , then _____and ask with the permission of the teacher.
A.
rise; raise
B.
raise; rise
C.
raise; raised
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查看完整题目与答案
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