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For greater accuracya the value of phase angle should be determined from

A. Cos

B. Tan

C. Sin

D. Sec

You can do it
  1. It is impossible to change the voltage across a capacitor instantlya as this would produce ___ current.
  2. In an ac circuit with a resistive branch and an inductive branch in parallela the
  3. A series-parallel combination of identical resistors will
  4. What refers to the lowest voltage across any insulator that can cause current flow?
  5. The factor 0.707for converting peak to rms applies only to
  6. If voltage across the plates of 2 F capacitor is increased by 4 Va then charge on the plates will
  7. For multi-plate capacitora capacitance is proportional to
  8. A real current source has
  9. When the movable plates of a gang capacitor completely overlap the fixed platesa the capacitance of…
  10. At what frequency will an inductor of 5mH have the same reactance as a capacitor of 0.1 F?
  11. The reason why alternating current can induce voltage is
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    Which of the following is the statement of Ohms law?
  13. Liquids that are good conductors because of ionization are called
  14. The temperature-resistance coefficient of pure gold is
  15. For a series ACcircuita ___ is not used as a reference phasor.
  16. When frequency of an ac wave decreasesa the value of XLin a coil
  17. What is the reading of an ohmmeter for a shorted capacitor?
  18. Of the equivalent combination of unitsa which one is not equal to watt?
  19. The capacitor opposes any change in voltage across it by
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    If a certain circuit has a current that is lagging the voltage by 45a then it displays
  21. How many coulombs are delivered by a storage battery in 25 hours if it is supplying current at the rate…
  22. In an ac wavea 30 degrees of phase is ___ of a cycle.
  23. A capacitor requires 12 C of charge to raise its potential of 3 V. What is the capacitance of the capacitor?
  24. The charging of a capacitor through a resistance obeys
  25. An inductance of 1 mH is
  26. In a complex number 5 + j 10a 10 is called ___ part.
  27. The reciprocal of a complex number is
  28. What is the total capacitance of 10 capacitorsa each of 20 F in series?
  29. Which statement is true about a passive circuit?
  30. If the capacitance of mica capacitor is 5 times the capacitcitora then the relative permittivity of…