Home / ECE / Network Analysis and Synthesis :: Section 19

ECE :: Network Analysis and Synthesis

  1. The resonant frequency of a series resonant circuit is

  2. A.
    arithmetic mean of half power frequencies
    B.
    independent of inductance of the circuit
    C.
    independent of capacitance of the circuit
    D.
    geometric mean of half power frequencies

  3. Twelve resistance each 2 ohm are connected to form a cube, one resistance being in each arm of cube. The resistance between any two diagonally opposite comers is

  4. A.
    1 Ω
    B.
    2 Ω
    C.
    4 Ω
    D.
    8 Ω

  5. Choose the correct option ( dual).

  6. A.
    Tree cotree
    B.
    Twig Link
    C.
    Cutset Loop
    D.
    all

  7. The voltage induced in a loop of wire rotating in a strong and steady magnetic field is

  8. A.
    pulsating dc
    B.
    dc
    C.
    rectified ac
    D.
    ac

  9. A two branch parallel resonant circuit has a coil of resistance R and inductance L, in one branch and a capacitors C in the other branch. The source voltage is V, At resonance the circulating current is


  10. A series RL circuit is switched on to an exponential source Ve-at at t = 0. The current

  11. A.
    True
    B.
    False

  12. A tie set schedule shows

  13. A.
    incidence of branches to nodes
    B.
    incidence of branches to loops
    C.
    incidence of nodes to loops
    D.
    none of the above

  14. A constant k band stop filter has cutoff frequencies of 1000 and 4000 Hz. The attenuation will be maximum when frequency is

  15. A.
    4000 Hz
    B.
    3000 Hz
    C.
    2000 Hz
    D.
    1000 Hz

  16. The equation where v1, v2 ... vb are the instantaneous branch voltages and i1, i2 ... ib are the instantaneous branch currents pertains to

  17. A.
    Compensation theorem
    B.
    Bisectional theorem
    C.
    Tellegen's theorem
    D.
    Reciprocity theorem

  18. Transient current in an RLC circuit is oscillatory when

  19. A.
    B.
    R = 0
    C.
    D.