Analog Electronics
Avalanche breakdown in a diode occurs when

  reverse bias exceeds a certain value.
  potential barrier is reduced to zero.
None of these
  forward electric current exceeds certain value.

ANSWER DOWNLOAD EXAMIANS APP

Analog Electronics
A Semiconductor has a

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

ANSWER DOWNLOAD EXAMIANS APP