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How much is potential barrier in Si diod...

How much is potential barrier in Si diode at room temperature?

A

0.3 V

B

0.7 V

C

2 V

D

1 V

Text Solution

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The correct Answer is:
B
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KUMAR PRAKASHAN-SEMICONDUCTOR ELECTRONICS : MATERIALS, DEVICES AND SIMPLE CIRCUITS -Section-D : Multiple Choice Questions (MCQs) (MCQs asked in Competitive Exams)
  1. What kind of p-n junction diode does not require any kind of bias?

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  2. The doping of minute quantity of antimony to a silicon crystal makes i...

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  3. How much is potential barrier in Si diode at room temperature?

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  4. When will the conductivity of a Ge semiconductor decrease?

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  5. Write the symbol, truth table, function and Boolean equation for OR g...

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  6. n-type semiconductor is obtained on doping intrinsic germanium by …….

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  7. A hole in a p-type semiconductor is ……. in a covalent bond.

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  8. An AND gate is followed by a NOT gate in series with two inputs A and ...

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  9. In the shown figure the focal length of equivalent system in the form ...

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  10. Seperated p-type semiconductor is electrically ………

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  11. Name the gate, which represent the Boolean expression y=bar(A*B)

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  12. An electron hole pari is formed when light of maximum wavelength 6000...

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  13. The boolean expression of NOR gate is…….

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  14. Which of the following is not a type of tissue ?

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  15. The output of AND gate is 1, so ……

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  16. The ratio of resistance of forward bias and reverse bias in p-n connec...

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  17. A sinusoidal voltage of peak value 220 volts is connected to a diode ...

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  18. In a zener diode, the reverse bias voltage is 3V and width of the depl...

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  19. Gate can be obtained by shorting both the input terminals of a NOR gat...

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  20. The figure shows the input signal A, input signal B and output signal ...

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