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In a P-N junction , for a 0.2 V change i...

In a P-N junction , for a 0.2 V change in the forward bias voltage, the corresponding change in current is 20 mA. The dynamic resistance of the P-N junction is

A

`30 Omega`

B

`10 Omega`

C

`40 Omega`

D

`20 Omega`

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The correct Answer is:
B
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AAKASH INSTITUTE-SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS-Assignment (Section -B (Objective type question (one option is correct))
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  2. There is a gate with two inputs A and B, and one output Y. using the i...

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  3. In a P-N junction , for a 0.2 V change in the forward bias voltage, th...

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  4. An n-type semiconductor has donor levels at 500 meV above the valence ...

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  5. In a common emitter amplifier , when a signal of 40 mV is added to the...

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  6. The output of the given logic gate is

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  7. Two identical capacitors A and B are charged to the same potential V a...

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  8. The relationship between alpha and beta is given by

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  9. Two identical p-n junctions may be connected in series in which a batt...

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  10. In a silicon transistor, a change of 7.89 mA in the emitter current pr...

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  11. In a doped semiconductor, the impurity level is 40 meV above the valen...

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  12. In the diagram, the input is across the terminals A and C and the outp...

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  13. In the given figure, a transistor is connected in common emitter confi...

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  14. A transistor is used in Common-emitter mode in an amplifier circuits. ...

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  15. In the given circuit, calculate the ratio of currents through the batt...

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  16. In a transistor the current amplification alpha is '0.9', when connect...

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  17. A transistor is connected in common base configuration, the collector ...

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  18. In the given circuit , the voltage across the base emitter junction is

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  19. If the current amplification factor for a transistor connected in comm...

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  20. In doped semiconductor one dopent atom is kept typically for how many ...

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