Home
Class 12
PHYSICS
In case of a transistor...

In case of a transistor

A

the emitter region is heavily doped

B

in CE configuration if the base-emitter and the collector-emitter both junction are forward biased then the transistor acts in saturation region

C

to use as an amplifier it is operated in active region

D

to use as a switch it is operated in between saturation region and cut off region

Text Solution

Verified by Experts

The correct Answer is:
A, B, C, D
Promotional Banner

Topper's Solved these Questions

  • SEMICONDUCTORS AND ELECTRONICS

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Integer answer type)|5 Videos

  • SEMICONDUCTORS AND ELECTRONICS

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE with solutions (WBCHSE)|21 Videos

  • SEMICONDUCTORS AND ELECTRONICS

    CHHAYA PUBLICATION|Exercise ENTRANCE CORNER (Assertion-reason type)|7 Videos

  • REFRACTION OF LIGHT

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|11 Videos

Similar Questions

Explore conceptually related problems

If the emitter and base of a transistor have same doping concentration, how wiII the base current and the coIIector current be affected?

Why is the base of a transistor lightly doped ?

ExpIain why the input resistance of a transistor is Iow whiIe the output resistance is high.

What are the input and output resistance of a transistor in its CE mode?

How will you recognise from a transistor circuit whether the transistor is n-p-n or p-n-p ?

Explain with circuit diagram the action of a transistor as a switch.

What do you understand by the term current gain - beta of a transistor ?

How many effective regions are found in the CE mode of a transistor ?

In the active region of a transistor the biasisng at the emitter-base junction and collector - base junction are respectively

The base current of a transistor is 105 mu A and collector current is 2.05 mA. Determine the values of beta , I_(E) and alpha .