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In order to obtain amplifying action fro...

In order to obtain amplifying action from a transistor , the transistor should be used in

A

Cut-off state

B

Saturation state

C

Active state

D

None of these

Text Solution

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-SEMICONDUCTOR ELECTRONICS: MATERIALS, DEVICES AND SIMPLE CIRCUITS-Assignment (Section -B (Objective type question (one option is correct))
  1. In a common base amplifier the phase difference the input signal volta...

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  2. The zener diode can be used as

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  3. In order to obtain amplifying action from a transistor , the transisto...

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  4. In the cut-off state of the transistor,

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  5. In which of the configuration of a transistor , the power gain is high...

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  6. The emitter region in a PNP-junction transistor is more heavily doped ...

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  7. There is a gate with two inputs A and B, and one output Y. using the i...

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

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

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

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  11. The output of the given logica gate is

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

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  13. The relationship between alpha and beta is given by

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

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

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

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  17. In figure the input is across the terminals A and C and the output is ...

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

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

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

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