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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. In a series resonant circuit, the resonant frequency is

    2. A.
    geometric mean of half power frequencies
    B.
    arithmetic mean of half power frequencies
    C.
    difference of half power frequencies
    D.
    none of the above

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  2. If a function Z(s) has a pole at infinity, then

    3. A.
    the degrees of numerator and denominator are equal
    B.
    the degree of numerator is one higher than that of denominator
    C.
    the degree of denominator is one higher than that of numerator
    D.
    the difference between the degrees of numerator and denominator is 0 or 1

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  3. For the wave shown in figure, the average value is

    4. A.
    0.5 Vm
    B.
    C.
    0.75 Vm
    D.
    0.91 Vm

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  4. A circuit said to be lumped when physical dimensions of all the component are __________ .

    5. A.
    greater compared with wavelength of electromagnetic signal
    B.
    small compared with wavelength electromagnetic signal
    C.
    negligible compared with wavelength of electromagnetic signal
    D.
    equal compared with wavelength of electromagnetic signal

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  5. Assertion (A): Q factor of a series resonant circuit is

    Reason (R): High Q means better selectivity.

    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. Drift velocity of electrons is generally less than 1 mm/s.

    7. A.
    True
    B.
    False

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  7. Which of the following theorems is a manifestation of law of conservation of energy?

    8. A.
    Tellegen's theorem
    B.
    Reciprocity theorem
    C.
    Thevenin's theorem
    D.
    Norton's theorem

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  8. An ac circuit has two branches in parallel. The impedances of the two branches are equal. The p.f. of one branch is 0.8 lagging and 0.8 leading. The overall p.f. is

    9. A.
    zero
    B.
    0.5 lagging
    C.
    1
    D.
    0.7 lagging

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  9. When sources of different frequencies feed a network the only method of solution is superposition theorem.

    10. A.
    True
    B.
    False

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  10. In a lead acid battery

    11. A.
    the numbers of positive and negative plates are equal
    B.
    the number of positive plates may be equal to or more than the number of negative plates
    C.
    the number of positive plates is more than the number of negative plates
    D.
    the number of negative plates is more than the number of positive plates

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