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Analog Electronics

Analog Electronics
The effective channel length of a MOSFET in a saturation decreases with increase in

Source voltage
Body voltage
Gate voltage
Drain voltage

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

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

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Analog Electronics
Peak inverse voltage (PIV) can be termed as

 Reverse saturation voltage.
 Zener break down voltage.
 Advalance break down village.
  Peak repetitive voltage.

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Analog Electronics
Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element

 1000 W.
 100 W.
  500 W.
 None of above.

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Analog Electronics
How many terminal are present in diode device ?

 Three-terminal
 Two-terminal
 Four-terminal
 One-terminal

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Analog Electronics
The feedback factor of a Wien bridge oscillator using Op-Amp is

 1/4
 1
 1/3
 1/2

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