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Analog Electronics

Analog Electronics
A diode (P-N junction) has two terminals. The P-terminal is known as

 Either anode or cathode
 None of these
 Cathode
 Anode

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Analog Electronics
The current gain of a pnp transistor is

 the negative of the npn current gain.
 near zero.
 the collector current divided by the emitter current.
 the ratio of collector current to emitter current.

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Analog Electronics
The base of an npn transistor is thin and

  lightly doped.
 metallic.
 doped by a pentavalent material.
 heavily doped.

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Analog Electronics
If the base supply voltage is disconnected, the collector-emitter voltage will equal

  collector supply voltage.
 6 V.
 10.5 V.
 0 V.

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Analog Electronics
Which of the following is trivalent impurity ?

 Antimony
None of these
 Boron
 Silicon

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Analog Electronics
What will be the Potential barrier for Ge Diode ?

 0.5V
 0.03V
 0.7V
 0.3V

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