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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. Consider the following
    If a network has impedance (1 - j) at a specific frequency, the circuit would consists of series

    1. R and C
    2. R and L
    3. R, L and C
    Which of these statements is correct?

    2. A.
    1 and 2
    B.
    1 and 3
    C.
    1, 2 and 3
    D.
    2 and 3

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  2. Assertion (A): Power is the rate at which energy is supplied.

    Reason (R): Energy = VIt.

    3. 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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  3. If A = 3 + j1 and B = 4 + j3, A - B =

    4. A.
    8.062 ∠29.7°
    B.
    10 ∠45°
    C.
    2.236 ∠243.43°
    D.
    6.72 ∠243.43°

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  4. Two impedances 10 - j 10 and 10 + j 10 are connected in parallel. Their combined impedance is

    5. A.
    5 + j5
    B.
    5 - j5
    C.
    10 + j0
    D.
    20 - j10

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  5. Resistivity of semiconductors is around 100 Ω-m.

    6. A.
    True
    B.
    False

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  6. Two capacitors of 20 μF each are in series. The total capacitance is

    7. A.
    5 μF
    B.
    10 μF
    C.
    40 μF
    D.
    400 μF

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  7. Thevenin's theorem is used to find current in a branch of a network. It is now desired to find current in another branch of the network

    8. A.
    the same Thevenin's circuit can be used
    B.
    the same Thevenin's circuit with some modification can be used
    C.
    it is necessary to find new Thevenin's circuit
    D.
    either (b) or (c)

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  8. In the circuit of figure the current through 5 Ω resistance at t = ∞ is

    9. A.
    0 A
    B.
    10 A
    C.
    6.67 A
    D.
    5.1 A

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  9. In an infinite ladder Ckt as shown above each resistance of rΩ then RAB

    10. A.
    ∞
    B.
    C.
    1.61 Ω
    D.
    none

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  10. A series resonant circuit has R = 2 Ω, L = 0.1 H and C =10 μF. At resonance applied voltage = 10 ∠0 V. Voltage across inductance is likely to be

    11. A.
    10 ∠0 V
    B.
    10 ∠45° V
    C.
    100 ∠90° V
    D.
    100 ∠-90° V

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