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How can we represent AC mathematically ?...

How can we represent AC mathematically ?

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`I = I_(0)` sin `omega` t
Here, `i_(0)` is the peak value of current and I is the instantaneous value of current. `omega` is the angular frequency of AC.
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MODERN PUBLICATION-ALTERNATING CURRENT -Revision Exercises ( Very short Annwer Qustion )
  1. What is alternating current ?

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  2. What do you mean by frequency of AC ?

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  3. How can we represent AC mathematically ?

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  4. The peak value of 220 a.c. is

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  5. How does AC differ from DC? What are the advantages and disadvantages ...

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  6. What is the phase relationship between voltage and current in an AC ci...

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  7. Draw a graph between voltage and current in case of an AC circuit cont...

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  8. Is the behaviour of resistance is the same in both AC and DC circuits ...

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  9. What is the average value of a.c. over a full cycle ?

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  10. What is the relation between mean value of AC with the peak value ?

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  11. Give the relation between the rms value and peak value of AC .

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  12. What is the significance of phasors in AC circuits ?

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  13. What is the phase relationship between voltage and current in case of ...

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  14. Draw a graph between voltage and currenrt in case of an AC circuit con...

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  15. Compare between inductive reactance and capacitive reactance.

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  16. How inductive reactance depends on the frequency of AC ?

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  17. What is the phase relationship between voltage and current in case of ...

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  18. Draw a graph between voltage and current in case of an AC circuit cont...

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  19. Define capacitor reactance. Write its SI units.

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  20. How capacitive reactance depends on the frequency of AC ?

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