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Analog Electronics

Analog Electronics
Semiconductor Diode is used as

 an oscillator
 an amplifier
 a rectifier
 a modulator

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Analog Electronics
Avalanche breakdown in a diode occurs when

None of these
  forward electric current exceeds certain value.
  reverse bias exceeds a certain value.
  potential barrier is reduced to zero.

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Analog Electronics
A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are

5 Ω & 20 %
25 Ω & 20 %
5 Ω & 16.7 %
25 Ω & 16.7 %

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Analog Electronics
The following are the necessary requirements of an oscillator

 Both A and B
 Amplitude stability
 Power stability
 Frequency stability

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Analog Electronics
A 555 IC is used to produce

 counter
 register
 byte
 clock

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Analog Electronics
When Semiconductor materials is heated its resistance

None of these
 decreases
 increases
 remains constant

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MORE MCQ ON Analog Electronics

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