Home / ECE / Network Analysis and Synthesis :: Section 5

ECE :: Network Analysis and Synthesis

  1. Double integration of unit step function leads to

  2. A.
    an impulse
    B.
    a parabola
    C.
    a ramp
    D.
    a doublet

  3. A conductor has a cylindrical shape with a diameter d. Its resistance is 2 Ω. It is recast into a cylindrical conductor of diameter 0.3d. The resistance of new conductor is likely to be

  4. A.
    less than 2 Ω
    B.
    less than 0.6 Ω
    C.
    between 2 and 100 Ω
    D.
    more than 100 Ω

  5. One commercial unit of energy is equal to

  6. A.
    1 watt-sec
    B.
    1 kilowatt-sec
    C.
    1 kilowatt-hour
    D.
    One watt-hour

  7. In figure which is correct at any time t

  8. A.
    I = iR + iL
    B.
    I = iR + iL iC
    C.
    I = iR + iL - iC
    D.
    I = iR - iL - iC

  9. Two coupled coils with self inductances of 4 mH and 16 mH are connected in series. The maximum possible value of inductance can be

  10. A.
    36 mH
    B.
    20 mH
    C.
    28 mH
    D.
    64 mH

  11. In using KCL it is necessary that current leaving a node is written as negative.

  12. A.
    True
    B.
    False

  13. A resistor is rated at 0.75 watt, 1 kΩ. Its current rating is

  14. A.
    1 mA
    B.
    27.386 mA
    C.
    1.268 mA
    D.
    5.393 mA