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A sinusoidal voltage of peak value 283 V...

A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applied to a series LCR circuit in which R=6`Omega`, L=50.96 mH and C=398 `muF`. Find the power factor

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power factor = 0.6
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A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applied to a series LCR circuit in which R=6 Omega , L=50.96 mH and C=398 muF . Find the power dissipated in the circuit

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A sinusoidal voltage of peak value of 283 V and frequency 50 Hz is applied to a series LCR circuit in which R = 3 Omega , L = 25.48 mH and C = 796 mu F . Find the power factor.

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A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applied to a series LCR circuit in which R = 3Omega, L = 25.48 mH, and C = 796 muF . Find (a) the impedance of the circuit, (b) the phase difference between the voltage across the source and the current, (c) the power dissipated in the circuit, and (d) the power factor.

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A sinusoidal voltage of peak value of 283 V and frequency 50 Hz is applied to a series LCR circuit in which R = 3 Omega , L = 25.48 mH and C = 796 mu F . Find the phase difference between the voltage across the source the current.

A sine voltage having maximum value of 283 V & frequency of 50 Hz is applied to LCR series connection where R=3 Omega , L = 25.48 mH & C=796 mu F. Then impedence is ________ at resonance condition.

A sinusoidal voltage of amplitude 25 volts and frequency 50 Hz is applied to a half wave rectifier using PN diode. No filter is used and the load resistor is 1000 Omega . The forward resistance R_(f) ideal diode is 10 Omega . Calculate. (i) Peak, average and rms values of load current (ii) d.c power output (ii) a.c power input (iv) % Rectifier efficiency (v) Ripple factor.

KUMAR PRAKASHAN-ALTERNATING CURRENTS -SECTION B NUMERICALS (TEXTUAL ILLUSTRATIONS)
  1. A sinusoidal voltage of peak value of 283 V and frequency 50 Hz is app...

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  2. Suppose the frequency of the source in the previous example can be var...

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  3. Suppose the frequency of the source in the previous example can be var...

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  4. At an airport, a person is made to walk through the doorway of a metal...

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  5. Show that in the free oscillations of an LC circuit, the sum of energi...

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  6. A light bulb is rated at 200W for a 230 V supply. Find the resistance...

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  7. A light bulb is rated at 200W for a 230 V supply. Find the peak volta...

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  8. A light bulb is rated at 200W for a 230 V supply. Find the rms curren...

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  9. A inductor of 5 mH is connected to a source of 220 V . Find the induct...

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  10. A lamp is connected in series with a capacitor. Predict your observati...

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  11. A 10muF capacitor is connected to a 230 V, 50 Hz source. Find the capa...

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  12. After closing the key in above circuit, after some time, a glass rod i...

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  13. A resistor of 100 Omega and a capacitor of 250 muF are connected in se...

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  14. A resistor of 100 Omega and a capacitor of 250 muF are connected in se...

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  15. A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applie...

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  16. A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applie...

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  17. A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applie...

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  18. A sinusoidal voltage of peak value 283 V and frequency 50 Hz is applie...

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  19. For one series LCR ac circuit, 200 V, 50 Hz source is connected . Here...

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  20. For one series LCR ac circuit, 200 V, 50 Hz source is connected . Here...

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