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Analog Electronics

Analog Electronics
Semiconductor Diode is used as

 an amplifier
 a modulator
 an oscillator
 a rectifier

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Analog Electronics
To prevent a DC return between source and load, it is necessary to use

Inductor between source and load
Either A or B
Resistor between source and load
Capacitor between source and load

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Analog Electronics
If the base supply voltage increase, the Q point moves

 down.
  up.
 off the load line.
 nowhere.

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Analog Electronics
The emitter of the transistor is doped

  moderately.
  none of these
  lightly.
  heavily.

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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

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

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  10° rise in temperature.
  5° rise in temperature.
  6° rise in temperature.
  2° rise in temperature.

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