Analog Electronics
For transistor action

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

ANSWER DOWNLOAD EXAMIANS APP

Analog Electronics
A Semiconductor has a

None of these
 Negative Temperature coefficient of resistance
 Constant Temperature coefficient of resistance
 Positive Temperature coefficient of resistance

ANSWER DOWNLOAD EXAMIANS APP