Analog Electronics
For transistor action

  the emitter should be heavily doped.
  the base region must be very thin and lightly doped.
  Je must be forward biased and Jc should be reverse biased.
  all of these.

ANSWER DOWNLOAD EXAMIANS APP

Analog Electronics
The ICBO is the electric current that flows when some DC voltage is applied

  in the reverse direction to the emitter junction with collector open.
  in the reverse direction to the collector junction with emitter open.
  in the forward direction to the emitter junction with collector open.
  in the forward direction to the collector junction with emitter open.

ANSWER DOWNLOAD EXAMIANS APP

Analog Electronics
The magnitude of electric current ICBO

  increases with the increase in temperature.
  depends largely upon emitter-base junction base potential.
  depends largely upon the emitter doping.
  is generally greater in silicon than in germanium transistor.

ANSWER DOWNLOAD EXAMIANS APP