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Analog Electronics

Analog Electronics
Base of a number system is also known as

 shift
 radix
 count
 value

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Analog Electronics
An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current shunt negative feedback amplifier using the above amplifier with a feedbacik factor of 0.2 is

11KΩ
1/11KΩ
5KΩ
1/5KΩ

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Analog Electronics
A 555 IC is used to produce

 counter
 clock
 byte
 register

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Analog Electronics
The early effect in a bipolar junction transistor is caused by

Large emitter-base forward bias
Fast turn-on
Fast turn-off
Large collector-base reverse bias

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Analog Electronics
The input impedance of the base of an emitter follower is usually

 open.
 shorted to ground.
 low.
  high.

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Analog Electronics
The load voltage is approximately constant when a zener diode is

  reverse biased.
  operating in breakdown region.
  unbiased.
  forward biased.

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