Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

 Forward biased
 Zero Bias
None of these
 Reversed biased

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Analog Electronics
In an OP-amp differentiator

The amplitude of output is proportional to input
The amplitude of output is proportional to rate of change of input
Output occurs when input is finite and constant
Polarity of input and output is the same

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