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Analog Electronics

Analog Electronics
In a pnp transistor, the major carriers in the emitter are

  holes.
 neither.
 both.
 free electrons.

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Analog Electronics
A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ. At the frequency of 4KHZ,the o/p voltage will be

1.4v
1v
2v
2.8v

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Analog Electronics
In a RC phase shift oscillator, the minimum number of R-C networks to be connected in cascade will be

 two.
 one.
 three.
 four.

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Analog Electronics
Negative feedback in an amplifier

Reduces bandwidth
Reduces gain
Increases noise
Increase frequency &phase distortion

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

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

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Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 an exponentially decaying function.
 a parabola.
 a rectangular hyperbola.
 a straight line.

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