Analog Electronics
For a diode, reverse recovery time is defined as the time between the instant diode current becomes zero and the instant reverse recovery current decays to

 15% of reverse peak current.
 0.
  25% of reverse peak current.
 10% of reverse peak current.

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

ANSWER DOWNLOAD EXAMIANS APP