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Analog Electronics

Analog Electronics
The percentage voltage regulation of voltage supply providing 100 V unloaded and 95 V at full load is

  0.53 %.
  none of them.
  5.3 %.
  5 %.

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Analog Electronics
The arrow direction in diode symbol indicates

  none of these.
  opposite to the direction of hole flow.
  direction of electron flow.
  direction of hole flow.

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Analog Electronics
An npn BJT has gm=38mA/v, cµ =10¯14 F, cπ =10¯13F and DC current gain β0=90.For this transistor fT & fβ are

fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz
fT =1.47 x 1010 Hz & fβ = 1.33 x 1012 Hz
fT =1.33 x 1012 Hz & fβ = 1.47 x 1010 Hz
fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz

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

 Either anode or cathode
 None of these
 Anode
 Cathode

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Analog Electronics
When were the first solid state devices manufactured ?

 1950
 1940
 1970
 1960

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Analog Electronics
Early effect in BJT refers to

  avalanche breakdown.
  base narrowing.
  zener breakdown.
  thermal breakdown.

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