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A transistor is operated in common emitt...

A transistor is operated in common emitter configuration at constant collector voltage `V_(c) = 1.5V` such that a change in the base current from `100 mu A` to `150 mu A` produces a change in the collector current from `5mA` to `10 mA`. The current gain `(beta)` is

A

67

B

85

C

100

D

50

Text Solution

Verified by Experts

The correct Answer is:
C
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RESONANCE ENGLISH-SEMICONDUCTORS-Exercise 3
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  2. A transistor -oscillator using a resonant circuit with an inductor L (...

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  3. A transistor is operated in common emitter configuration at constant c...

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  4. A forward biased diode is

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  5. A photocell employs photoelectric effect to convert.

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  6. The radius of germanium (Ge) nuclide is measured to be twice the radiu...

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  7. The energy gap of silicon is 1.14 eV . What is the maximum wavelength ...

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  8. In the following circuit, the output Y for all possible inputs A and B...

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  9. In the energy band diagram of a material shown below, the open circles...

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  10. A common emiiter amplifier has voltage gain 50 and current gain is 25....

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  11. Draw the truth table for the logic gate arrangement shown in the figur...

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  12. A p-n photodiode is made of a material with a band gap of 2.0 eV. The ...

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  13. The circuit is equivalent to

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  14. (a) For given transistor circuit, the base current is 10muA and the co...

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  15. A p-n Photodiode is fabricated from a semiconductor with a band gap of...

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  16. The symbolic representation of four logic gates (i) The logic sym...

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  17. (a) Draw the circuit diagram of reversed bias p-n junction. (b). Dra...

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  18. Which one of the following statement is false?

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  19. The device that can act as a complete electronic circuit is

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  20. A common emitter amplifier has a voltage gain of 50, an input impedanc...

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