Analog Electronics
The collector - emitter voltage is usually

  less than the collector supply voltage.
 none of these.
 more than the collector supply voltage.
 equal to the collector supply voltage.

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Analog Electronics
In an OP-amp differentiator

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

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