Electronic Principles
Suppose the zener diode has a breakdown voltage of 10 V and zener resistance of 8.5 W, what is the additional voltage when the current is 20 mA?

None of these
20 V
0.17 V
10.17 V
18.8 V

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Electronic Principles
Which one of the following statements is true?

Power dissipation of a pure capacitor decreases with operating frequency
There is no meaningful relationship between the power dissipation of a pure capacitor and its operating frequency
All of these
None of these
Power dissipation of a pure capacitor increases with operating frequency

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Electronic Principles
Which one of the following statements is true for voltage in a parallel circuit?

The total voltage is equal to the sum of the voltages across the individual branches in a parallel circuit
The total voltage in a parallel circuit is equal to the average value of the individual voltages
The total voltage in a parallel circuit is always less than the value of the smallest voltage
None of these
The total voltage of a parallel circuit is the same as the voltages across each branch

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