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Give reasons The electrical conductivity...

Give reasons The electrical conductivity of a metal decreases with rise in temperature, while that of a semiconductor increases.

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The electrical conductivity of a metal decreases with rise in temperature while that of semi-conductor increases. Justify.

The electrical conductivity of semiconductor is

why does the electrical conductivity of semiconductors increase with rise in temperature?

why does the electrical conductivity of semiconductors increse with rise in temperature?

The conductivity of a semiconductor increases with increase in temperature because

The conductivity of a semiconductor increases with increase in temperature because

The conductivity of a semiconductor increases with increase in temperature because

Assertion (A) : The electrical conductivity of a semiconductor increases with increase in temperature. Reason (R ) : With increase in temperature, large number of electrons from the valence band can jump to the conduction band.

How does electrical conductivity of semiconductors vary with temperature?

Which of the following does not decrease with rise in temperature ?

ICSE-SOLID STATE-EXERCISE (PART-II DESCRIPTIVE QUESTIONS) (SHORT ANSWER QUESTIONS)
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  2. Briefly describe the radius ratio rules.

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  4. Explain each of the following with a suitable example: Paramagnetism .

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  5. Explain each of the following with a suitable example: Piezoelectric e...

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  6. Explain the nature of the crystal defect produced when NaCl is doped w...

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  7. Prove that the actual volume occupied by a bcc arrangement is 68% only...

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  8. How much is the empty space present in a primitive unit cell? Also cal...

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  9. Addition of CdCl2 to the crystals of AgCl will produce Schottky defect...

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  10. Distinguish between crystal lattice and unit cell.

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  11. Give reasons Silicon doped with phosphorus, gives an n-type semiconduc...

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  12. Give reasons The electrical conductivity of a metal decreases with ris...

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  13. Account for the Silicon is an insulator but silicon doped with phospho...

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  14. Account for the Some of the very old glass objects appear slightly mil...

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  15. State the difference between Schottky and Frenkel defects. Which of th...

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  16. What are molecular crystals ? Name the forces which are holding the co...

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  17. What are metallic crystals ?

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  18. Describe briefly the structure of copper metal.

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  19. Draw a neat diagram for NaCl structure.

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  20. Discuss the structure of diamond.

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