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A 40W-110V bulb is to be used in 220V-50...

A 40W-110V bulb is to be used in 220V-50Hz AC. Calculate the inductance required for this purpose.

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R G PUBLICATION-ALTERNATING CURRENT-EXERCISE
  1. Briefly explain the working of A.C. generator.

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  2. An a.c. source of e.m.f. Vmsinwt is connected with a circuit which con...

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  3. A 40W-110V bulb is to be used in 220V-50Hz AC. Calculate the inductanc...

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  4. Explain the physical proces on the basis of which the r.m.s value of A...

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  5. A charged capacitor is connected to an inductor at an instant of time ...

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  6. Show that average power dissipated by a pure inductor and a pure capac...

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  7. The amplitude of current in series LCR circuit connected to an AC freq...

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  8. Fill in the blanks For an alternating current i=im sin omega t, passi...

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  9. Fill in the blanks The voltage of 220 v in an rms value with a peak v...

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  10. Fill in the blanks At resonant frequency the current amplitude is and...

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  11. Fill in the blanks The ratio (WoL/R) is called .

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  12. Fill in the blanks The average power supplied to an inductor over on...

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  13. Fill in the blanks Transformer use the principle of

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  14. What is alternating current?

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  15. What is root mean square value of current?

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  16. What is quality factors?

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  17. What is impedance?

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  18. Deduce the expression for instantaneous power supplied to a capacitor...

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  19. What is capacitive reactance?

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  20. What is power factor?

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