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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
1
Moderate
1
Tough
0
Year
2026
1
2025
1
2024
1
2023
2
2022
0
2021
0
2019
0
2018
0
2017
1
1 of 39 ·
show all
Q19
2023 Set F
2017
Diode is used as-
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