Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 a straight line.
 a parabola.
 an exponentially decaying function.
 a rectangular hyperbola.

ANSWER DOWNLOAD EXAMIANS APP

Analog Electronics
Optocouplers combine

 IGBTs and MOSFETs.
 Power transistor and silicon transistor.
  Infrared light emitting diode and a silicon photo transistor.
 SITs and BJTs.

ANSWER DOWNLOAD EXAMIANS APP