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ECE :: Matching Questions

  1. Match the following:

    List I (Diode circuit) List II (Name of the circuit)
    A.1.Positive limiter
    B.2.Positive clamper
    C.3.Negative clamper

  2. A.
    A-2, B-3, C-1
    B.
    A-1, B-2, C-3
    C.
    A-2, B-1, C-3
    D.
    A-3, B-1, C-2

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  3. Match the following:

    List I List II
    A.T (Reflection coefficient) = 01.(ZL - Zo)/(ZL + Zo)
    B.T = - 12.ZL = Zo
    C.T = + 13.ZL = 0
    D.- 1 < T < + 14.ZL = ∞

  4. A.
    A-2, B-3, C-4, D-1
    B.
    A-2, B-4, C-1, D-3
    C.
    A-1, B-2, C-3, D-4
    D.
    A-3, B-2, C-4, D-1

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  5. Match the following:

    List I (Memories) List II (Characteristic)
    A.Static PLA1.erasable, programmable
    B.CCD2.ultra high speed
    C.ECL3.stores large volume of data
    D.GAL4.Does not need refreshing
    5.Non-volatile

  6. A.
    A-4, B-3, C-2, D-1
    B.
    A-4, B-2, C-3, D-1
    C.
    A-5, B-1, C-2, D-3
    D.
    A-3, B-5, C-2, D-1

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  7. Match the following:

    List I List II
    A.Copper1.produces discrete energy level just above valence band
    B.Rubber2.produces discrete energy level just below conduction band
    C.Antimony3.large forbidden gap
    D.Boron4.valence and conduction bands overlap

  8. A.
    A-1, B-2, C-4, D-3
    B.
    A-4, B-1, C-2, D-3
    C.
    A-4, B-3, C-1, D-2
    D.
    A-2, B-1, C-3, D-4

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  9. Match the following:

    List I (Diode Rectifier) List II (Efficiency is Rf/RL = 0.25)
    A.Half wave1.0.54
    B.Bridge Rectifier2.0.65
    C.Full wave using tapped centre transformer3.0.325

  10. A.
    A-1, B-2, C-3
    B.
    A-2, B-1, C-3
    C.
    A-3, B-2, C-1
    D.
    A-3, B-1, C-2

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  11. Match the following:

    List I List II
    A.Fourier transform of a Gaussian function1.Gaussian function
    B.Convolution of a rectangular pulse with itself2.Rectangular pulse
    C.Current through inductor for step input voltage3.Triangular pulse
    4.Ramp function
    5.Zero

  12. A.
    A-1, B-2, C-3
    B.
    A-2, B-4, C-5
    C.
    A-1, B-3, C-4
    D.
    A-2, B-3, C-5

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  13. Match the following:

    List I List II
    A.1.a constant
    B.e-jω2.exponential function
    C.3.t multiplied exponential function
    D.k δ(ω)4.rectangular pulse
    5.impulse function

  14. A.
    A-4, B-5, C-3, D-1
    B.
    A-4, B-5, C-3, D-2
    C.
    A-3, B-4, C-2, D-1
    D.
    A-3, B-4, C-2, D-5

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  15. Match the following:

    List I List II
    A.TTL1.Low propagation delay
    B.ECL2.Low power consumption
    C.MOS3.High packing density
    D.CMOS4.Saturated bipolar logic

  16. A.
    A-4, B-1, C-3, D-2
    B.
    A-4, B-3, C-1, D-2
    C.
    A-4, B-3, C-2, D-1
    D.
    A-3, B-1, C-4, D-2

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  17. Match the following:

    List I (F.T and F.S) List II (Properties)
    A.Fourier Series1.Discrete, Periodic
    B.Fourier Transform2.Continuous, Periodic
    C.Discrete Time Fourier3.Discrete aperiodic
    D.Discrete Fourier Transform4.Continuous, aperiodic

  18. A.
    A-3, B-4, C-2, D-1
    B.
    A-1, B-2, C-4, D-3
    C.
    A-3, B-2, C-4, D-1
    D.
    A-1, B-4, C-2, D-3

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  19. Match the following:

    List I List II
    A.C1.7 eV
    B.Si2.1.15 eV
    C.Ge3.0.75 eV
    D.Sn4.0.1 eV
    E.Pb5.0 eV

  20. A.
    A-2, B-3, C-4, D-5, E-1
    B.
    A-1, B-2, C-3, D-4, E-5
    C.
    A-3, B-1, C-2, D-5, E-4
    D.
    A-4, B-5, C-1, D-2, E-3

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