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Consider the situation of the previous p...

Consider the situation of the previous problem. Find the average electric field energy stored in the capacitor and the average magnetic field energy stored in the coil.

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The correct Answer is:
`25 mJ,5 mJ`
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(a) In a series L-C-R circuit with an AC source, R = 300 Omega , C = 20 muF, L= 1.0 H, V_(0) = 50sqrt2V and f = 50/pi Hz . Find (i) the rms current in the circuit and (ii) the rms voltage across each element. (b) Consider the situatiuon of the previous part. find the average electric field energy stored in the capacitor and the average magnetic field energy stored iun the coil .

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Magnetic field energy stored in a coil is

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RESONANCE-ALTERNATING CURRENT-Exercise -1 Part-1
  1. An electric bulb is designed to consume 55 W when operated at 110 volt...

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  2. In a series LCR circuit with an AC source, R = 300 Omega, C = 20 muF, ...

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  3. Consider the situation of the previous problem. Find the average elect...

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  4. A 20 volts 5 watt lamp(lamp to be treated as a resistor) is used on AC...

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  5. A circuit has a resistance of 50 ohms and an inductance of 3/pi henry....

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  6. A coil draws a current of 1.0 ampere and a power of 100 watt from an A...

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  7. An inductor 2//pi Henry, a capacitor 100//T muF and a resistor 75Omega...

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  8. A series circuit consists of a resistance inductance and capacitance.T...

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  9. An inductance of 2.0 H, a capacitance of 18 muF and a resistance of 10...

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  10. An inductor-coil , a capacitor and an AC source of rms voltage 24 V ar...

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  11. An electro magnetic wave of wavelength 300 metre can be transmitted by...

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  12. A transformer has 50 turns in the primary and 100 in the secondary. If...

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  13. In a transformer ratio of secondary turns (N(2)) and primary turns (N(...

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  14. r.m.s. value of current i=3+4 sin (omega t+pi//3) is:

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  15. The peak value of an alternating emf E given by E=(E0) cos omega t ...

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  16. The voltage of an AC source varies with time according to the equation...

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  17. An alternating voltage is given by: e = e(1) sin omega t + e(2) cos om...

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  18. An AC voltage is given by E=E(0) sin(2pit)/(T). Then the mean value of...

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  19. An AC voltage of V=220sqrt2 sin (100 pit-pi/2) is applied across a DC ...

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  20. The average power delivered to a series AC circuit is given by (symbol...

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