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Electronic Principles

Electronic Principles
A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current?

13 mA
3.75 mA
3.2 mA
None of these
0.05 mA

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Electronic Principles
When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:

parallel RL circuit
None of these
parallel RC circuit
parallel RLC circuit operated above its resonant frequency
purely resistive circuit

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Electronic Principles
A transistor has a current gain of 125 and a base current of 30 µA. What is the collector current?

3.2 mA
0.05 mA
None of these
13 mA
3.75 mA

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Electronic Principles
The net charge of a neutral copper atom is

-1
4
None of these
1

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Electronic Principles
At cut off, the Q point is at

upper end of the load line
middle of the load line
None of these
lower end of the load line
infinity

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Electronic Principles
The transistor has a current gain of 175. If the base current is 0.1 mA, what is the collector current?

175 mA
1750 mA
None of these
1.75 mA
17.5 mA

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