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What is forbidden energy gap?...

What is forbidden energy gap?

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The correct Answer is:
Forbidden energy gap `E_(g)`is the difference of energy levels of conduction band and valence band.
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FIITJEE-SEMICONDUCTOR AND DEVICE-ASSIGNMENT PROBLEMS(Subjective: Level-I)
  1. What is forbidden energy gap?

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  2. Given two examples of each of conductor insulator and semiconductor.

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  3. What is order of conductivity of conductor?

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  4. Let n(p) and n(e), be the numbers of holes and condution electrons in ...

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  5. What are p-type and n-type semiconductors?

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  6. …..A …. And B…. Are the example of intrinsic semiconductors . Here , A...

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  7. What is active region for transistor?

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  8. Give the range of the value of alpha and beta.

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  9. A ground receiver station is receiving a signal at (a) 5 MHz and 100 M...

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  10. On a particular day , the maximum frequency reflected from the ionosph...

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  11. T.V. tower has a height of 70 m. How much population is covered by the...

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  12. Calculate capacitance of a co-axial cable when its inductance is 0.4mu...

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  13. A parallel wire line has air as dielectric. What can be the minimum ch...

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  14. A T.V. transmission tower at a particular station has a height of 160 ...

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  15. A T.V. tower has a height 100 m. What is the population density around...

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  16. The dielectric constant of an insulator  in a transmission line is 2.2...

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  17. A step index fibre has a relative refractive index difference of 0.86%...

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  18. The velocity of light in the core of a step index fibre 2xx10^(8) m//s...

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  19. In a diode detector , output circuit consists of R = 1 M omega and C ...

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  20. A TV tower has a height of 100m. By how much the height of tower be in...

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