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

7.75 µA
None of these
10.3 µA
7.8 µA
14.8 µA

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

The total current is equal to the sum of the currents for the resistance and capacitance
None of these
The total current is greater than the sum of the currents for the resistance and capacitance
The total current is less than the sum of the currents for the resistance and capacitance
The current always has the same amplitude and phase for every part of the circuit

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Electronic Principles
When applying a square waveform to a capacitor, the circuit tends to:

peak the current and round off the voltage waveforms
peak both the voltage and current waveforms
peak the voltage and round off the current waveforms
None of these
round off both the voltage and current waveforms

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