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← CBSE Class 12 PYQ
Semiconductor Electronics
CBSE Class 12 · Physics · 24 past questions
Topic
Energy bands in solids
1
Intrinsic and extrinsic semiconductors
1
Biasing and V-I characteristics
0
Rectifiers and diode circuits
0
Special purpose diodes
0
p-n junction formation
0
Level
Easy
2
Moderate
1
Year
2026
0
2025
2
2024
1
2023
0
2022
0
1 of 24 ·
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Q14
2024
Suppose a pure Si crystal has $5 \times 10^{28}$ atoms $\text{m}^{-3}$. It is doped by 1 ppm concentration of…
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