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Analog Electronics

Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  0.7 V.
  1.0 V.
  0.8 V.
  0.2 V.

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Analog Electronics
A differential amplifier is invariably used in the i/p stage of all OP-amps.This is dome basically to provide the OP-amps with a very high

Slew rate
Bandwidth
Open-loop gain
CMRR

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Analog Electronics
Reverse recovery current in a diode depends upon

  Forward field current.
 Temperature.
 PIV.
 Storage change.

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Analog Electronics
The trapped energy of an inductive load can be feed back to the input supply through a diode known as

 Zener diode.
 None of these.
  Feed back diode.
 Powe diode.

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Analog Electronics
In modern the MOSFET, the material used for the gate is

  high - purity silicon.
  epitaxially grown silicon.
  high - purity silica.
  heavily doped poly crystalline silicon.

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Analog Electronics
Generally, the gain of a transistor amplifier falls at high frequencies due to the

Coupling capacitor at the output
Internal Capacitance of the device
Coupling capacitor at the input
Skin effect

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