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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 circuit in figure, is to be scaled to an impedance level of 5kΩ and resonant frequency of 5 x 106 rad/sec. The possible combination of R, L, C is

    2. A.
    2.5Ω, 0.2 mH, 200 pF
    B.
    5 kΩ, 0.2 mH, 200 pF
    C.
    5 kΩ, 0.2 mH, 200 μF
    D.
    5 kΩ, 0.1 mH, 0.4 μF

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  2. In figure, the total power consumed is

    3. A.
    10 W
    B.
    12 W
    C.
    16 W
    D.
    20 W

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  3. If operator 'a' = 1 ∠120° then (1 + a) =

    4. A.
    -a
    B.
    -a2
    C.
    a
    D.
    -1

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  4. A current wave is i = 100e-60t The initial and final values of current are

    5. A.
    100 and 50
    B.
    100 and 0
    C.
    0 and 100
    D.
    100 and 100

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  5. Assertion (A): The impedance of a series resonant circuit is minimum at resonance.

    Reason (R): Resonance condition implies unity power factor condition.

    6. A.
    Both A and R are true and R is correct explanation of A
    B.
    Both A and R are true and R is not the correct explanation of A
    C.
    A is true but R is false
    D.
    A is false but R is true

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  6. In the circuit of figure, the source supplies, 2.25 mA. The value of R must be

    7. A.
    5 Ω
    B.
    3 Ω
    C.
    1.5 Ω
    D.
    0.5 Ω

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  7. The sum of positive real functions

    8. A.
    is a positive real function
    B.
    may be a positive real function or not
    C.
    can not be a positive real function
    D.
    either (b) or (c)

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  8. Twelve 1 Ω resistance are used as edges to form a cube. The resistance between two diagonally opposite corners of the cube is

    9. A.
    5/6 Ω
    B.
    1 Ω
    C.
    6/5 Ω
    D.
    3/2 Ω

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  9. An m derived low pass filter has fc = 1000 Hz and m = 0.6. This filter will have infinite attenuation at

    10. A.
    f = 1250 Hz
    B.
    all frequencies above 1000 Hz
    C.
    f = 1562.5 Hz
    D.
    f = 1666.67 Hz

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  10. In figure, i(t) is a unit step current. The steady state value of v(t) is

    11. A.
    2 V
    B.
    3 V
    C.
    6 V
    D.
    9 V

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