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The difference in the variation of resis...

The difference in the variation of resistance with temperature in a metal and a semicondcutor arises essentially due to the difference in the

A

crystal structure

B

variation of the number of charge carries with temperature

C

type of bonding

D

variation of scattering mechanism with temperature

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The correct Answer is:
B
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ALLEN-SEMICONDUCTORS-Part-3(Exercise-4)
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  2. A piece of copper and another of germanium are cooled from room temper...

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  3. The difference in the variation of resistance with temperature in a me...

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  4. In the middle of the depletion layer of a reverse-biased p - n junctio...

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  5. Consider telecommunication through optical fibers. Which of the follow...

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  6. When a n-p-n transistor is used as an amplifier, then

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  7. For a transistor ampliflier in common emiter configuration for load im...

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  8. A piece of copper are another fo germanium are cooled from room temper...

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  9. When p-n junction diode is forward biased, then

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  10. The electrical conductivity of a semiconductor increases when electrom...

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  11. In a common base amplifier the phase difference the input signal volta...

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  12. If a full wave rectifier circuit is operating from 50 Hz mains, the fu...

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  13. In a common-base of mode of transistor, the collector current is 5.488...

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  14. A solid which is not transperent to visible light and whose conductivi...

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  15. If the ratio of the concentration of electrons and that of holes in a ...

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  16. The circuit has two oppositely connected ideal diodes in parallel. Wha...

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  17. In the following, which one of the diodes is reverse biased ?

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  18. If the lattice constant of this semiconductor is decreased, then which...

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  19. Carbon, silicon and germanium have four valence electrons each. At roo...

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  20. If in a p-n junction, a square input signal of 10 V is applied as show...

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