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Analog Electronics

Analog Electronics
What is the majority carriers of P type material ?

 Protons
 Electrons
None of these
 Holes

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Analog Electronics
Secondary breakdown occures in

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

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Analog Electronics
Thermal runaway is not possible in FET because as the temperature of FET increases

The drain current increases
The mobility decreases
The transconductance increases
None of these

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Analog Electronics
Barrier potential at the temperature (25°C) is 0.7 V, its value at 125°C is

  0.5 V.
  0.9 V.
  0.7 V.
  0.3 V.

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Analog Electronics
A quartz crystal oscillator consists of

 only parallel resonant frequency.
 both series and parallel frequencies.
 neither series nor parallel frequency.
 only series resonant frequency.

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Analog Electronics
Which of following is not an essential element of a DC power supply?

  Voltage amplifier.
  Rectifier.
  Filter.
  Voltage regulator.

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