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The P-N junction is-...

The P-N junction is-

A

an ohmic resistance

B

an non ohmic resistance

C

a negative resistance

D

a positive resistance

Text Solution

Verified by Experts

The correct Answer is:
B
P-N junction not follow ohm's law. It behaves differently in forward and reverse bias.
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Knowledge Check

  • The contact potential at the junction site in a P-N junction is-

    A
    positive on P side and negative on N side
    B
    negative on P side and positive on N side
    C
    remain unchanged
    D
    depends on temperature

  • On adjusting the P-N junction diode in forward biased

    A
    Depletion layer increases
    B
    Resistance increases
    C
    Both decreases
    D
    None of these

  • The barrier potential in a P-N junction is maximum in

    A
    the reverse bias condition
    B
    the forward bias condition
    C
    the condition when the junction diode is used as rectifier
    D
    zero bias condition
    • RESONANCE-SEMICONDUCTORS-Exercise
    1. The P-N junction is-

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    2. The depletion region of a P-N diode, under open circuit condition cont...

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    3. Which is the wrong statement in following sentence? A device in which ...

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    4. The contact potential at the junction site in a P-N junction is-

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    5. A square wave (-1 to +1V) is applied to a P-N junction diode as shown....

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    6. If V(A) and V(B) denote the potentials of A and B, then the equivalent...

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    7. A sinusoidal voltage of peak value 200 volts is connected to a diode a...

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    8. In the figure, the input is across the terminals A and C and the o...

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    9. Two junction diodes, one of germanium (Ge) and other of silicon (Si) ...

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    10. The circuit shown in figure (1) Contains two diodes each with a forwar...

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    11. The part of a transistor which is most heavily doped to produce large ...

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

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    13. When p-n junction diode is forward biased then

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

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    15. In a common base ampifier , the phase difference between the input sig...

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    16. In a full wave rectifier circuit operating from 50 Hz mains frequency ...

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    17. If the ratio of the concentration of electron to that of holes in a se...

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    18. In a common base mode of a transition , the collector current is 5.48...

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    19. A working transitor with its three legs marked P, Q and R is tested us...

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    20. The logic circuit shown below has the input waveforms ‘A’ and ‘B’ as s...

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