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← CBSE Class 12 PYQ
Semiconductor Electronics
CBSE Class 12 · Physics · 24 past questions
Topic
Energy bands in solids
2
Intrinsic and extrinsic semiconductors
2
Biasing and V-I characteristics
1
Rectifiers and diode circuits
1
p-n junction formation
1
Special purpose diodes
0
Level
Easy
2
Moderate
0
Year
2026
0
2025
1
2024
2
2023
2
2022
0
2 of 24 ·
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Q19
2023
At a certain temperature in an intrinsic semiconductor, the electrons and holes concentration is…
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Q22
2023
When an intrinsic semiconductor is doped with a small amount of trivalent impurity, then…
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