1) Describe the focusing of electron bean in a TV picture tube.
2) Determine the force on a charged particle in an electric field.
3) Comment on the position of Fermi Level in an N-type semiconductor.
4) describe the mechanism of Zener breakdown in a P-N junction.
5) describe the operation of transistor as a switch.
6) What is base width modulation?
7) Compare MOSFET and JFET.
8) describe gate capacitance in a MOSFET.
9) What is the difference between Triac and SCR.
10) Draw the characteristics of Tunnel diode.