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State the principle of an ac generator....

State the principle of an ac generator.

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CHHAYA PUBLICATION-ALTERNATING CURRENT -CBSE SCANNER
  1. Show that the average power consumed in an inductor L connected to an ...

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  2. In a series LR circuit, XL=R and the power factor of the circuit is P1...

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  3. State the principle of an ac generator.

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  4. Explain briefly, with the help of labelled diagram, and obtain the exp...

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  5. Draw a schematic diagram showing the nature of the alternating emf gen...

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  6. When an ac source is connected to an ideal capacitor, show that the av...

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  7. A bulb is connected in series with a variable capacitor and an ac sour...

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  8. In a series LCR circuit connected to an ac source of voltage v=vmsinom...

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  9. A derive 'X' is connected to an ac source V=V0sinomegat.The variation ...

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  10. A derive 'X' is connected to an ac source V=V0sinomegat.The variation ...

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  11. How does its impedance vary with frequency of the ac source ?Show grap...

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  12. A derive 'X' is connected to an ac source V=V0sinomegat.The variation ...

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  13. Find the value of the phase difference between the current and the vol...

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  14. Without making any other change, find the value of the additional capa...

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  15. Draw a labelled diagram of a step-up transformer. Obtain the ratio of ...

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  16. A power transmission line feeds input power at 2200 V to a step-down t...

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  17. A device X is connected across an ac source of voltage V=V0sinomegat. ...

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  18. A device X is connected across an ac source of voltage V=V0sinomegat. ...

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  19. A device X is connected across an ac source of voltage V=V0sinomegat. ...

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  20. A device X is connected across an ac source of voltage V=V0sinomegat. ...

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