1.) How many depletion layers are present in the figure shown below?

A.) 8

B.) 6

C.) 10

D.) 5

2.) Identify the number of P-N junction (diodes) in the below picture?

A.) 5

B.) 0

C.) 2

D.) none of these

3.) If we increase, voltage ‘V’ (voltage applied by battery) in below circuit,

A.) Depletion region increases

B.) Depletion region decreases

C.) No change in the depletion region

D.) It depends on the concentration of electrons & holes whether region increases or decreases

4.) If VD > (VG – VT ), VG > VT, which of the following is the correct cross section?

A.) 

B.) 

C.)  

D.) 

5.) Choose the correct answer:
The band-gap of energy level is given by

Answers

1.) A

2.) A

3.) B

4.) A

5.) A

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