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Define virtual e.m.f. and find the relat...

Define virtual e.m.f. and find the relation between virtual e.m.f. and maximum e.m.f. n a.c.

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MODERN PUBLICATION-ALTERNATING CURRENTS-EXERCISE
  1. Define root mean square value of an alternating current.

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  2. Define root mean square value of an alternating current.

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  3. Define virtual e.m.f. and find the relation between virtual e.m.f. and...

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  4. Define root mean square value of an alternating current.

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  5. What do you mean by the average value of a.c. ? Derive the expression ...

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  6. Derive the relation for mean value of alternating current.

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  7. The instantaneous current form an a.c. source is I = 5 sin (314t) A. W...

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  8. Define root mean square value of an alternating current.

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  9. An alternating e.m.f. is supplied to a pure resistance investigate the...

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  10. Show mathematically that in an a.c. circuit containing only inductance...

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  11. Show that in an inductane, the voltage leads the current by pi//2.

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  12. Derive an expression for impedance of an a.c. circuit with an induct L...

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  13. An alternating e.m.f. is supplied to a pure inductor investigate the p...

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  14. An a.c. voltage E = E0 sin omegatis applied across an inductance L. O...

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  15. An a.c. voltage E = E0 sin omegatis applied across an inductance L. O...

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  16. An alternating e.m.f is applied across a capacitor. Show that current ...

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  17. Finda phase relation between current and voltage in an a.c. circuit co...

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  18. An alternate e.m.f. is applied to pure capacitance. Investigate the ph...

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  19. Derive the expression for the impedance of an a.c. circuit with an ind...

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  20. An alternating source of e.m.f is applied to an inductor and resistor ...

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