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In a n-type semiconductor, which of the ...

In a `n`-type semiconductor, which of the following statement is true?

A

n-type semiconductors have free electrons in majority

B

n-type semiconductors have holes in majority

C

the concentrations of electrons and holes are equal in both n-type and p-type semiconductors

D

n-type semiconductor has excess negative-charge

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The correct Answer is:
A
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NIKITA PUBLICATION-SEMICONDUCTORS-MCQS
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  2. In an n-type semiconductor donor level is

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  3. In a n-type semiconductor, which of the following statement is true?

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  5. When boron is added as an impurity to silicon,the resulting material i...

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  6. In P-type semiconductor the majority and minorty charge carriers are r...

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  7. When a p-n junction diode is reverse biased the flow of current across...

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  8. If the forward voltage in a diode is increased, the width of the deple...

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  9. For rectifying an action, we use

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  10. In a semiconductor diode, reserve bias current is due to drift of free...

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  11. The depletion layer in P-N junction region is caused by

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  12. A p-n junction diode is said to be forward biased, when a potential di...

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  13. A diode converts A.C. voltage into

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  14. A p-n junction diode can not be used

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  15. When a p-n junction diode is reverse biased the flow of current across...

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  16. In an unblased p-n junction, holes diffuse from the p - region to n- r...

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  17. Assuming that the junction diode is ideal, the current in arrangement ...

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  18. The depletion region of a p-n junction contains :-

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  19. If the forward voltage in a diode is increased, the width of the deple...

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  20. What is the number of junctions in a semiconductor diode ?

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