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← Bihar Board Class 12 PYQ
Semiconductor Electronics
Bihar Board Class 12 · Physics · 39 past questions
Topic
p-n junction diode and special diodes
2
Binary number system
1
Doping and extrinsic semiconductors
1
Logic gates and Boolean algebra
1
Semiconductor basics and energy bands
1
Transistors
1
Rectifiers
0
Level
Easy
1
Moderate
0
Tough
0
Year
2026
1
2025
2
2024
1
2023
1
2022
1
2021
2
2019
2
2018
0
2017
1
1 of 39 ·
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Q25
2023 Set F
Which one of the following logic gates is universal logic gate?
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