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# Transistor AC Equivalent Circuits Multiple Choice Questions PDF p. 80

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"Internal emitter resistance of BJT amplifier is equals to", transistor ac equivalent circuits Multiple Choice Questions (MCQ) with choices 25 mvxie, 25 mv, 25 mv+ie, and 25 mv/ie for online engineering programs. Solve bjt amplifiers questions and answers to improve problem solving skills for questions to ask in an interview.

## Transistor AC Equivalent Circuits Questions and Answers

1.

Internal emitter resistance of BJT amplifier is equals to

25 mV
25 mVxIE
25 mV+IE
25 mV/IE

2.

PI V rating for a diode which have to be used in a rectifier with peak output voltage of 60 V is

30 V
40 V
60 V
70 V

3.

For a halfwave rectifier, there is current through the load for approximately

20% of input cycle
30% of input cycle
50% of input cycle
70% of input cycle

4.

When 60Hz sinusoidal voltage is applied to input of halfwave rectifier, output frequency will be

30 Hz
20 Hz
60 Hz
120 Hz

5.

By ohm's law, when forward current increases resistance will

decrease
increase
become zero
have no change