Working construction and characteristics of zener diode

Question

Question 1) What are Vander Walls forces?

Question 2) Describe recombination and trapping process.

Question 3) State diode recovery time in forward and backward modes.

Question 4) Write a detailed note on diode resistance.

Question 5) Describe briefly the working of an NPN transistor.

Question 6) Describe the following terms for CC Configuration.

(a) Current amplifications factor.

(b) Input resistance.

(c) Output resistance.

(d) Voltage gain.

Question 7) Write a brief note on photo transistor.

Question 8) Write brief notes on Gunn diode.

Question 9) Describe the theory of Hall effect and Hall field.

Question 10) Describe the principle, working construction and characteristics of zener diode.

Question 11) Describe the different types of bonds in metal, semiconductors and insulators.

Question 12) Derive the expression for Barrier potential and width of depletion region.

Question 13) Describe and draw the characteristics of CB configuration.

Question 14) Describe the classification and fabrication of FET.

Question 15) Describe the principle, construction and working of a Lasser diode.

Question 16) Write brief notes on:

(a) LCD.

(b) LDR.