Analog electronics circuits miscellaneous


Analog electronics circuits miscellaneous

Analog Electronic Circuits

  1. A BJT is said to be operated in the saturation region if:









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    A bipolar junction transistor is said to be operated in saturation region when both the junctions are forward biased.

    Correct Option: C

    A bipolar junction transistor is said to be operated in saturation region when both the junctions are forward biased.


  1. Heat sinks are used with power transistors to:









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    Heat sinks are used with power transistors to increase the collector dissipation rating of the transistor.

    Correct Option: A

    Heat sinks are used with power transistors to increase the collector dissipation rating of the transistor.



  1. An RC coupled amplifiers is also called audio amplifier because:









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    Refer synopsis.

    Correct Option: C

    Refer synopsis.


  1. The basic purpose of a filter is to:









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    The basic purpose of a filter is to remove ripples from the rectified output.

    Correct Option: C

    The basic purpose of a filter is to remove ripples from the rectified output.



  1. The circuit shown below represent:











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    From given fig. if both of the two given input are high then it will give high output. Hence the required circuit represent OR gate.


    Correct Option: B

    From given fig. if both of the two given input are high then it will give high output. Hence the required circuit represent OR gate.