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USHA PUBLICATION-SOLID STATE-EXERCISE
- n-type semiconductor can be obtained by adding - to pure germanium .
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- In the cubic arrangement the radius ratio is found to be 0.884. The st...
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- Radius ratio of NaCl crystal is 0.532. The structure of the crystal is...
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- Number of particles present per unit cell of HCP crystal is .
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- Iodine is an example of type of solid.
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- The point defect which decreases the density of a solid is called as ...
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- Give an example of hcp and bcc crystals.
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- The total number of atoms per unit cell of a face centred cubic crysta...
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- Which non-stoichiometric point defect is responsible for colour in alk...
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- Explain the following with suitable examples: n-type semiconductor
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- When Indium is added to Germanium which type of semiconductor is forme...
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- Bragg's equation is -
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- Write two characteristics of ionic solid.
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- In molecular solid the constituent particles are held together by .
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- Carborundum is a type of solid while dry ice is a type of solid.
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- Which type of crystalline solids are good conductor of electricity ?
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- In a simple cubic crystal packing efficiency is .
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- Which of the following lattices has the highest packing efficiency? ...
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- Which stoichiometric defect decreases the density of the crystal?
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- If there are 'N' tetrahedral voids, then number of octahedral voids is...
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