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Analog Electronics

Analog Electronics
Base of a number system is also known as

 radix
 value
 shift
 count

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Analog Electronics
Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250, are cascaded. The open circuit voltage gain of combined amplifier is

102dB
98dB
49dB
51dB

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Analog Electronics
The junction capacitance of linearly graded junction varies with the applied reverse bias, VR as

  (VR)- 1/2.
  (VR)- 1/3.
  (VR)- 1.
  (VR)1/2.

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Analog Electronics
Ignoring the bulk resistance of the collector diode, the collector-emitter saturation voltage is

 supply voltage.
 1 V.
 a few tenths of a volt.
  0.

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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

Open-loop gain
CMRR
Slew rate
Bandwidth

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Analog Electronics
When a reverse bias is applied to a diode, it will

  none of these.
  raise the potential barrier.
  increases the majority carrier an electric current greatly.
  lower the potential barrier.

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