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ECE :: Matching Questions

  1. Match the following:

    List I (Comm.services) List II (Bandwidth)
    A.AM broadcast1.10 kHz
    B.Telephone2.4 kHz
    C.wide-band FM3.200 kHz
    D.TV4.7 MHz

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

  3. Match the following:

    List I (Logic family) List II (Characteristic of logic family)
    A.TTL1.Maximum power Consumption
    B.ECL2.Highest Packing Density
    C.NMOS3.Least Power Consumption
    D.CMOS4.Saturated Logic

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

  5. Match the following:

    List I List II
    A.Penetration frequency1.Lowest frequency at which charged particles spiral in fixed magnetic field
    B.Optimum working frequency2.Same as critical and frequency
    C.Gyro frequency3.Highest frequency of radio waves that can be used
    D.Maximum usable frequency4.The most effective frequency for ionosphere propagation of radio waves

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

  7. Match the following:

    List I List II
    A.Synchro1.Amplifier
    B.Amplidyne2.Actuator
    C.Servo3.Compensator
    D.RC network4.Transducer

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

  9. Match the following:

    List I List II
    A.Silicon1.is trivalent
    B.Arsenic2.rarely used as semiconductor
    C.Indium3.is pentavalent
    D.Germanium4.intrinsic semiconductor

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

  11. Match the following:

    List I List II
    A.VOH(min)1.2.4 V
    B.VIH(min)2.1.5 V
    C.VOL(max)3.0.4 V
    4.2.0 V
    5.0.8 V

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

  13. Match the following:

    List I List II
    A.n Channel JFET1.
    B.p Channel JFET2.
    C.Depletion MOSFET3.
    D.Enhancement MOSFET4.

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

  15. Match the following:

    List I List II
    A.Ring modulator1.Clock recovery
    B.VCO2.Demodulation of FM
    C.Foster Seeley discriminator3.Frequency conversion
    D.Mixer4.Summing of two points
    5.Generation of FM
    6.Generation of DSB-SC

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

  17. Match the following:

    List I List II
    A.Serial Binary adder1.(2n - 1)tpd
    B.Ripple carry adder2.(n - 1)tpd
    C.Carry look ahead binary adder3.Operation time independent of size
    4.6tpd for 4 bit carry look ahead adder

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

  19. Match the following:

    List I List II
    A.Zener diode1.
    B.Tunnel diode2.
    C.Schottky diode3.
    D.Diode4.

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