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ECE :: Network Analysis and Synthesis

Network Analysis and Synthesis - Section 1
Network Analysis and Synthesis - Section 2
Network Analysis and Synthesis - Section 3
Network Analysis and Synthesis - Section 4
Network Analysis and Synthesis - Section 5
Network Analysis and Synthesis - Section 6
Network Analysis and Synthesis - Section 7
Network Analysis and Synthesis - Section 8
Network Analysis and Synthesis - Section 9
Network Analysis and Synthesis - Section 10
Network Analysis and Synthesis - Section 11
Network Analysis and Synthesis - Section 12
Network Analysis and Synthesis - Section 13
Network Analysis and Synthesis - Section 14
Network Analysis and Synthesis - Section 15
Network Analysis and Synthesis - Section 16
Network Analysis and Synthesis - Section 17
Network Analysis and Synthesis - Section 18
Network Analysis and Synthesis - Section 19
Network Analysis and Synthesis - Section 20
Network Analysis and Synthesis - Section 21
Network Analysis and Synthesis - Section 22
Network Analysis and Synthesis - Section 23
Network Analysis and Synthesis - Section 24
Network Analysis and Synthesis - Section 25
Network Analysis and Synthesis - Section 26
Network Analysis and Synthesis - Section 27

  1. The relation AD - BC = 1 where A, B, C, D are transmission parameters of a network is valid for

    2. A.
    every network
    B.
    passive but not reciprocal network
    C.
    passive and reciprocal network
    D.
    both active and passive networks

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  2. In figure the phase plot

    3. A.
    will be 90° at ω = 0 and 0° at ω = ∞
    B.
    will be 0° at ω = 0 and 90° at ω = ∞
    C.
    will be 45° at ω = 0 and 0° at ω = ∞
    D.
    will be 45° at ω = 0 and 90° at ω = ∞

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  3. The graph of a network is shown in the figure. Which one of the figure shown is not a tree of the graph?

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  4. A network N is dual of network N if

    5. A.
    both of them have same mesh equation
    B.
    both of them have same node equation
    C.
    mesh equation of one are the node equations of the other
    D.
    KCL and KVL equations are the same

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  5. The resistance of the aluminium conductor (r = 2.83 x 10-8 Ωm) in figure is

    6. A.
    0.001 Ω
    B.
    less than 0.001 Ω
    C.
    more than 0.001 Ω
    D.
    more than 0.002 Ω

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  6. In a Hurwitz polynomial

    7. A.
    all coefficients are non-negative
    B.
    the coefficients may be positive or negative
    C.
    all coefficients are negative
    D.
    all coefficients are non-negative and all zeros should be either in left half plane or simple on the imaginary axis

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  7. For an RC admittance function

    8. A.
    all poles and zeros are simple
    B.
    all poles and zeros are simple and lie on negative real axis
    C.
    all poles and zeros lie on imaginary axis
    D.
    all poles and zeros lie on positive real axis

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  8. If resistance is 20 Ω and inductance is 2 H in a R-L series circuit, then time constant of this will be

    9. A.
    0.001 s
    B.
    0.1 s
    C.
    10 s
    D.
    100 s

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  9. The following table gives some Laplace transforms and the functions

    f(t)   F(s)
    1.δ(t)   s
    2. u(t)   1/s
    3. tu(t)   2/s2
    4. t2u(t)   2s3
    Of these the correctly matched pairs are

    10. A.
    2 and 4
    B.
    1 and 4
    C.
    2 and 4
    D.
    1 and 2

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  10. In series as well as parallel resonant circuits, increasing the value of resistance would lead to

    11. A.
    decrease in bandwidth of both the circuits
    B.
    increase in bandwidth of both the circuits
    C.
    decrease in bandwidth in series circuit and increase in parallel circuit
    D.
    increase in bandwidth in series circuit and decrease in parallel circuit

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