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Analog Electronics

Analog Electronics
Doping in a semiconductor increases which quantity

 None
 Conductance
 Inductance
 Resistance

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Analog Electronics
If temperature increases then conductivity of a semiconductor is ...................

 Increases
 Decreases
 Constant
None of these

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Analog Electronics
A 555 IC is used to produce

 clock
 register
 byte
 counter

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Analog Electronics
The trapped energy of an inductive load can be feed back to the input supply through a diode known as

 Powe diode.
  Feed back diode.
 Zener diode.
 None of these.

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

 neither.
 free electrons.
 both.
  holes.

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Analog Electronics
Feedback circuit in an oscillator can be accomplished by

 Capacitive coupling between input and output
 Inductive coupling between input and output
 Any one or combinations of the above methods
 Resistive coupling between input and output

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