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ECE :: Matching Questions

Matching Questions - Section 1
Matching Questions - Section 2
Matching Questions - Section 3
Matching Questions - Section 4

  1. Match the following:

    List I List II
    A.Silicon1.Donor Impurity
    B.Antimony2.Acceptor Impurity
    C.Gallium3.Most Commonly used semiconductor material
    D.Germanium4.Atomic number 32

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

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  2. Match the following:

    List I List II
    A.Evanescent wave1.Pattern multiplication
    B.Skip distance2.Mismatched transmission line
    C.Return loss3.Propagation in lossy medium
    D.Antenna array4.Short wave propagation
    5.Propagation below cut-off

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

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  3. Match the following:

    List I List II
    A.GTO1.Widely used in digital computers
    B.UJT2.Used for freewheeling
    C.Power Diode3.Can be turned off by negative gate signal
    D.MOSFET4.Used in generating triggering pulses

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

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  4. Match the following:

    List I (Double Rectifier) List II (Number of Diodes)
    A.Full wave Bridge rectifier1.1
    B.Half wave rectifier2.2
    C.Full wave rectifier using centre tapped transformer3.4

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

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  5. Match the following:

    List I (Binary) List II (Hexadecimal)
    A.101010101.FF
    B.111111112.88
    C.100010003.92
    D.100100104.AA

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

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  6. Match the following:

    List I List II
    A.PMMC1.Square law type scale
    B.Moving iron2.Very good response
    C.Thermo-couple3.Linear scale
    D.Electrostatic4.Voltmeter

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

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  7. Match the following:

    List I (Properties) List II (Relations)
    A.Linear but NOT time-invariant1.y(t) = t2x(t)
    B.Time-invariant but NOT linear2.y(t) = t |x(t)|
    C.Linear and time invariant3.y(t) = |x(t)|
    4.y(t) = x(t - 5)

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

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  8. Match the following:

    List I (Microwave device) List II (Application)
    A.Reflex Klystron1.Wideband amplification
    B.TWT2.Very low power amplification
    C.Cavity Klystron3.Low power FM generation
    D.Maser4.Frequency multiplication

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

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  9. Match the following:

    List I List II
    A.Darlington amplifier1.A circuit using pnp and npn transistors
    B.CB amplifier2.A CS amplifier driving a CG amplifier
    C.Cascade amplifier3.A circuit with over-all voltage gain close to 1 and very large input impedance
    D.Complementary symmetry amplifier4.A circuit with low input impedance

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

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  10. Match the following:

    List I (BJT amplifier) List II (Characteristics)
    A.CE1.good voltage gain, good current gain
    B.CC2.voltage gain less than 1, high current gain
    C.CB3.current gain less than 1, voltage gain high

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

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