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Analog Electronics

Analog Electronics
When Semiconductor materials is heated its resistance

 increases
 remains constant
 decreases
None of these

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Analog Electronics
If=0.98, Ico=6µA and Iβ=100µA for a transistor,then the value of Ic will be

3.2mA
4.6mA
5.2mA
2.3mA

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Analog Electronics
Which of the following is not a sinusoidal oscillator?

 Relaxation oscillator
 LC oscillator
 RC phase shift oscillator
 Crystal oscillator

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

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

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Analog Electronics
In a transistor leakage current mainly depends on

Size of emitter
Rating of transistor
Temperature
Doping of base

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Analog Electronics
A semiconductor material is formed by

 Electrovalent bonds
None of these
 Covalent bonds
 Metallic bonds

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