Home / ECE / Network Analysis and Synthesis :: Section 22

ECE :: Network Analysis and Synthesis

  1. In low pass filter of figure R0 = 1 Ω and cut off frequency is 1 rad/sec. The values of L and C are

  2. A.
    1 H and 2 F
    B.
    1 H and 1 F
    C.
    2 H and 1 F
    D.
    1 H and 2 F

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  3. A second order system will have

  4. A.
    all resistances
    B.
    resistances and inductances
    C.
    resistances, inductance and capacitances
    D.
    either (b) or (c)

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  5. In figure, the power dissipated in 4 resistance is P1 and power associated with 3 A source is P2. Then

  6. A.
    P1 = P2
    B.
    P1 < P2
    C.
    P1 > P2
    D.
    P1 may be equal or less than P2

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  7. L/C has the dimension of

  8. A.
    time
    B.
    capacitance
    C.
    inductance
    D.
    resistance

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  9. In metals, the flow of current is due to

  10. A.
    electrons
    B.
    ions
    C.
    holes
    D.
    electrons and ions

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  11. The shot circuit admittance matrix of a two port network is

  12. A.
    non-reciprocal and passive
    B.
    non-reciprocal and active
    C.
    reciprocal and passive
    D.
    reciprocal and active

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  13. The network shown in figure is

  14. A.
    reciprocal
    B.
    reciprocal and symmetrical
    C.
    non-reciprocal
    D.
    unsymmetrical

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  15. h parameters are used in transistor analysis.

  16. A.
    True
    B.
    False

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  17. At a temperature of 7 K, lead is a superconductor.

  18. A.
    True
    B.
    False

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  19. Which of the under-given graphs shown in figure gives variation in resistance of a copper conductor with temperature?

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