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← Bihar Board Class 12 PYQ
Semiconductor Electronics
Bihar Board Class 12 · Physics · 39 past questions
Topic
Doping and extrinsic semiconductors
1
Logic gates and Boolean algebra
1
p-n junction diode and special diodes
1
Binary number system
0
Rectifiers
0
Semiconductor basics and energy bands
0
Transistors
0
Level
Easy
3
Moderate
1
Tough
0
Year
2026
6
2025
5
2024
7
2023
7
2022
2
2021
5
2019
3
2018
2
2017
3
3 of 39 ·
show all
Q11
2025 Set D
2019
2017
The Boolean expression for NAND gate is
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Q19
2023 Set F
2017
Diode is used as-
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Q38
2017
For n-type Germanium, impurity doped in Germanium is-
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