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Analog Electronics

Analog Electronics
Leakage electric current in CE configuration is

  not present.
  very small.
  very high.
  normal.

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Analog Electronics
A 741-type OP-amp has a gain-bandwidth product of 1MHz.A non-inverting amplifier using this opamp & having a voltage gain of 20db will exhibit -3db bandwidth of

100 KHz
1000/7.07 KHz
50 KHz
1000/17 KHz

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Analog Electronics
When the two input terminals of a differential amplifier are grounded

  the collector currents are equal.
  the base currents are equal.
  the ac output voltage is zero.
  an output error voltage usually exists.

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Analog Electronics
The input impedance of the base of an emitter follower is usually

 shorted to ground.
 low.
  high.
 open.

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Analog Electronics
Secondary breakdown occures in

 None of these.
 Both BJT and MOSFET.
 MOSFET but not in BJT.
  BJT but not is MOSFET.

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Analog Electronics
A diode (p-n junction) when reverse biased act as

 On Switch
 Off Switch
 Zener diode
 Capacitor

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