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Find r.m.s value of voltage give in the ...

Find r.m.s value of voltage give in the figure.

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Find the value of x in each of the figure is l|| m

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In an a.c. circuit, an alternating voltage E = 200 sqrt2 sin 100t (in volt) is connected to a capacitor of capacitance 1muF . The r.m.s. value of the current in the circuit is

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Find the value of x in the following figures if l ||m

Find the value of x in the following figures if l ||m

Calculate the r.m.s. value of alternating current shown in the figure

MODERN PUBLICATION-ALTERNATING CURRENTS-EXERCISE
  1. Why choke coil cannot be used in d.c.?

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  2. Radio frequency choke is air cored, whereas as audio frequency choke i...

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  3. Find r.m.s value of voltage give in the figure.

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  4. The variation with time t of the output E of an alternating voltage su...

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  5. The variation with time t of the output E of an alternating voltage su...

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  6. In the circuit shows find the phase difference between the currents th...

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  7. In the circuit shows find the phase difference between the potential d...

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  8. Can a capacitor of suitable capacitance replace a choke coil in an ac ...

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

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  10. What is meant by average value of alternating current? Obtain an expre...

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  11. What is meant by mean or average value of alternating current ? Show t...

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

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

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

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

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

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

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

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

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

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