题目内容 (请给出正确答案)
[主观题]

Which of the following is NOT part of her job with the Department of Employment?A.Doing su

Which of the following is NOT part of her job with the Department of Employment?

A.Doing surveys at workplace.

B.Analyzing survey results.

C.Designing questionnaires.

D.Taking a psychology course.

提问人:网友cloner 发布时间:2022-01-06
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第3题
In the active region, the base-emitter junction ____.

A、and the base-collector junctions are both forward-biased

B、and the base-collector junctions are both reverse-biased

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D、is reverse-biased while the base-collector junction is forward-biased

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第4题
When a BJT is operating in the active region, the voltage drop from the base to the emitter VBE is approximately equal to the____

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C、diode drop (about 0.7 V)

D、emitter voltage

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第5题
3.The Function of clampers. 简述钳位电路的作用?
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第6题
A BJT has measured dc current values of IB = 0.1 mA and IC = 8.0 mA. When IB is varied by 100 μA, IC changes by 10 mA. What is the value of the βac for this device?____

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B、10

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D、800

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第7题
The condition where increase in bias current will not cause further increases in collector current is called ___.

A、cutoff

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C、active operation

D、All of the above

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第8题
BJTs are commonly used as _____

A、the primary components in amplifiers

B、series damper circuits

C、the primary components in rectifiers

D、All of the above

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第9题
Identify the terminals on this BJT.____ [图]A、1 = ...

Identify the terminals on this BJT.____

A、1 = base, 2 = emitter, 3= collector

B、1 = emitter, 2 = collector, 3 = base

C、1 = collector, 2 = base, 3 = emitter

D、1 = collector, 2 = emitter, 3 = base

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第10题
For basic operation of a transistor the collector-base junction is _______ biased.

A、forward-

B、reverse-

C、not

D、semi-

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