Electronic Principles
The transistor has a collector current of 2 mA. If the current gain is 135, what is the base current?

14.8 µA
7.75 µA
7.8 µA
None of these
10.3 µA

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Electronic Principles
Which one of the following statements is true for the impedance of a series RC circuit?

The impedance is less than the sum of the resistance and capacitive reactance
The impedance is greater than either the resistance or capacitive reactance but less than their sum
The impedance is greater than the sum of the resistance and capacitive reactance
None of these
The impedance is equal to the sum of the resistance and capacitive reactance

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Electronic Principles
Which one of the following statements most accurately describes the nature of inductive reactance?

Inductive reactance is a force that tends to overcome the effects of counter emf
Inductive reactance is another term for counter emf
Inductive reactance is an opposition to current flow in ac circuits
None of these
Inductive reactance is an opposition to current flow in dc circuits

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