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PUNJAB BOARD PREVIOUS YEAR PAPERS-Solids-Exercise
- Explain various energy bands in an atom.
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- What is doping ? Write three necessary conditions for it and two metho...
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- Distinguish between conductor and semiconductor on the basis of their ...
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- hat are extrinsic semi-conductors ? Explain donor type semi-conductor.
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- What are ‘holes’? Write their characteristics.
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- Distinguish between energy levels and energy bands.
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- What are extrinsic semiconductor ? Explain acceptor-type semi-conducto...
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- Distinguish between n-type and p-type semiconductors.
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- Distinguish between intrinsic and extrinsic semiconductors.
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- What is the difference between a single crystal and polycrystal ?
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- What is doping ? Write three necessary conditions for it and two metho...
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- Define hole. Give its two characteristics.
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- Distinguish between intrinsic and extrinsic semiconductors.
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- What is doping ? Write three necessary conditions for it and two metho...
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- How does conductivity of a semi conductor change with the rise in temp...
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- Distinguish between n-type and p-type semiconductors.
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- Distinguish between n-type and p-type semiconductors.
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- Distinguish between conductor and semiconductor on the basis of their ...
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- Explain the band theory of solids.
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- What are extrinsic semiconductors ? Explain how p-type and n-type semi...
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