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← Bihar Board Class 12 PYQ
Semiconductor Electronics
Bihar Board Class 12 · Physics · 39 past questions
Topic
Logic gates and Boolean algebra
8
Doping and extrinsic semiconductors
7
Transistors
6
p-n junction diode and special diodes
6
Binary number system
5
Semiconductor basics and energy bands
5
Rectifiers
2
Level
Easy
5
Moderate
0
Tough
0
Year
2026
1
2025
0
2024
1
2023
1
2022
0
2021
0
2019
1
2018
1
2017
0
5 of 39 ·
show all
Q5
2026 Set A
Semiconductor is damaged by the strong current due to
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Q15
2024 Set A
The width of forbidden energy gap in the semiconductor is approximately
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Q21
2023 Set F
The temperature coefficient of a semi-conductor is
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Q34
2019
With the increase on temperature the resistivity of semiconductor
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Q36
2018
A semi-conductor is cooled from $T_1K$ to $T_2K$ ,then its resistance will
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