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Analog Electronics

Analog Electronics
Diode is also called as:

 Resistance
 Reactance
 Rectifier
 Amplifier

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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
49dB
51dB
98dB

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Analog Electronics
Silicon has

 eight valence electrons.
 two valence electrons.
 none of above.
 four valence electrons.

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Analog Electronics
One of the following is the primary function of an oscillator

 generates non sinusoidal waveforms
 generates sustained oscillations at a constant amplitude and specific frequency
 produces sinusoidal oscillations
None of these

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Analog Electronics
If the collector resistor opens in a base-biased circuit, the load line will become

 vertical.
  horizontal.
 flat.
 useless.

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Analog Electronics
If the base current is 100 mA and the current gain is 30, the emitter current is

  3.1 A.
 10 A.
 3 A.
 3.33 mA.

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