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The symbol of p-n-p transistor is...

The symbol of p-n-p transistor is

A

B

C

D

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The correct Answer is:
C
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Knowledge Check

  • One way in which the operation of an n-p-n transistor differs from that of a p-n-p transistor is that

    A
    the emitter junction is reverse biased in the n-p-n.
    B
    the emitter injects minority carriers into the base region of the p-n-p and majority carriers in the base region of the n-p-n.
    C
    the emitter injects holes into the base region of the p-n-p and electrons into the base region of the n-p-n.
    D
    the emitter injects electrons into the base region of the p-n-p and holes into the base region of the n-p-n.

  • In an n-p-n transistor

    A
    the emitter has higher degree of doping compared to that of the collector
    B
    the collector has higher degree of doping compared to that of the emitter
    C
    both the emitter and collector have same degree of doping
    D
    the base region is most heavily doped.

  • The carriers in base region of a p-n-p transistor are

    A
    minority carriers
    B
    majority carriers
    C
    both 'a' and 'b'
    D
    electrons
    • AAKASH INSTITUTE-Mock Test 40: PHYSICS-Example
    1. The symbol of p-n-p transistor is

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    2. The output Y for logic diagram shown below is

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    3. The output of the following logic circuit is

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    4. The logic circuit (figure) represents which logic gate?

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    5. In a common emitter amplifier, the input and output voltage are out of...

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    6. A CE amplifier has voltage gain of 50, an input impedance of 2000 ohm ...

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    7. The number of terminals in n-p-n transistor is

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    8. An AND gate can be prepared by repetitive use of

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    9. For a transistor, in a common emitter arragement, the alternating curr...

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    10. Transistors can work as a switch in

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    11. Transconductance in CE amplifier circuit is defined as

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    12. Power Gain of CE amplifier circuit is given by

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    13. The following gate is equivalent to

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    14. The length of half wave dipole antenna at 50 MHz is

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    15. The process of increasing the strength of a signal using an electronic...

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    16. A device that converts one from of energy into another form is termed ...

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    17. The power radiated by linear antenna of length 'l' is proportional to ...

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    18. One of the components of frequency of amplitude modulated wave (AM) fo...

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    19. Amplitude modulation index mu determines

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    20. If Am and Ac are the amplitudes of modulating signal and carrier wave ...

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