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ECE :: Analog Electronics

Analog Electronics - Section 1
Analog Electronics - Section 2
Analog Electronics - Section 3
Analog Electronics - Section 4
Analog Electronics - Section 5
Analog Electronics - Section 6
Analog Electronics - Section 7
Analog Electronics - Section 8
Analog Electronics - Section 9
Analog Electronics - section-1
Analog Electronics - Section 10
Analog Electronics - Section 11
Analog Electronics - Section 12
Analog Electronics - Section 13
Analog Electronics - Section 14
Analog Electronics - Section 15
Analog Electronics - Section 16
Analog Electronics - Section 17
Analog Electronics - Section 18
Analog Electronics - Section 19
Analog Electronics - Section 20
Analog Electronics - Section 21
Analog Electronics - section-22
Analog Electronics - Section-23

  1. CE mode input V-I characteristic can be shown by a plot of

    2. A.
    VBE versus iB for constant values of VCE
    B.
    VCB versus iC for constant values of IE
    C.
    VCE versus iE for constant values of VEB
    D.
    VCE versus iE for constant values of VCE

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  2. n-channel MOS is

    3. A.
    slower than p-channel MOS
    B.
    faster than p-channel MOS
    C.
    same as p-channel MOS
    D.
    none of these

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  3. Which of the following compensation method in amplifier can be used to reduce the bandwidth?

    4. A.
    Pole-zero compensation
    B.
    Dominant pole compensation
    C.
    Lead compensation
    D.
    Any of the above

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  4. A push pull amplifier balance out

    5. A.
    odd harmonics
    B.
    even harmonics
    C.
    both odd as well as even harmonics
    D.
    neither odd nor even harmonics

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  5. In a half wave rectifier, Vrms is

    6. A.
    B.
    C.
    D.
    None of these

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  6. If the thermal resistance of a transistor is lower it means

    7. A.
    higher junction temperature
    B.
    lower junction temperature
    C.
    higher or lower junction temperature depending on circuit conditions
    D.
    higher or lower junction temperature depending on transistor

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  7. A Darlington pair has β = 300. If RE = 1 kΩ and RL = 100 Ω, the input impedance at the base is approximately

    8. A.
    300 k ohm
    B.
    3 k ohm
    C.
    100 k ohm
    D.
    30 k ohm

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  8. Barkhausen criterion is 1 + Avβ = 0.

    9. A.
    True
    B.
    False

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  9. The voltage gain of which transistor configuration is less than unity?

    10. A.
    CB
    B.
    CE
    C.
    CC
    D.
    None

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  10. Linear transistor circuits always operate in

    11. A.
    saturation region
    B.
    cut off region
    C.
    active region
    D.
    passive region

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