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A 25muF capacitor, a 0.10 henry inductor...

A `25muF` capacitor, a 0.10 henry inductor and a `25.0Omega` resistor are connected in series with an ac source whose emf is given by E=310sin314t. what is the frequency of the emf?

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The correct Answer is:
`50 Hz`
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A 25muF capacitor, a 0.10 henry inductor and a 25.0Omega resistor are connected in series with an ac source whose emf is given by E=310sin314t.Calculate (a) the reactance of the circuit,(b) the impedance of the circuit and ( c) current in the circuit.

An inductor 20mH, a capacitor 100muF and a resistor 50Omega are connected in series across a source of emf V=10sin314t. The power loss in the circuit is

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The instantaneous voltage from an ac source is given by e=200sin 314t volt. Find the rms voltage .What is the frequency of the source?

When a 60 mH inductor and a resistor are connected in series with an AC voltage source, the voltage leads the current by 60°. If the inductor is replaced by a 0.5 uF capacitor, the voltage lags behind the current by 30°. What is the frequency of the AC supply ?

A 200muF capacitor is in series with a 50Omega resistor and is connected to a 220 V, 50 Hz ac source (i) What is the maximum current in the circuit (ii) What is the difference in time when the current and the voltage attain maximum values?

A capacitor, a resistor ad a 40 mH inductor are connected in series to an ac source of frequency 60Hz. Calculate the capacitance of the capacitor , if current is in phase with the voltage.

A resistor, R=300Omega and a capacitor , C=25muF are connected in series with an ac source. The peak value of voltage (V_0) and the frequency (f) of the source are 150 V and and 50/pi Hz respectively. Find the peak value of current and the power dissipated in the circuit.

The instantaneous voltage from an ac souce is given by e=200 sin 314t volt. Find the rms voltage. What is the frequency of the frequency of the source?

CHHAYA PUBLICATION-ALTERNATING CURRENT -Problem Set-II
  1. An alternating voltage is represented by E=311sin(100pit-pi/6)V Det...

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  2. In an LCR circuit , R=125Omega, L=100 mH and C=10^-7F. Find out the re...

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  3. A 25muF capacitor, a 0.10 henry inductor and a 25.0Omega resistor are ...

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  4. A 25muF capacitor, a 0.10 henry inductor and a 25.0Omega resistor are ...

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  5. An alternating current of 1.5mA and angular frequency 300 radian s^-1 ...

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  6. An ac source of 200 V, 50 Hz is connected in series to a capacitor wit...

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  7. For the series connection of an inductor (L) , a capacitor ( C ) and a...

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  8. When 100 volt dc is applied across a conducting coil, a current of 1A ...

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  9. When 100 volt dc is applied across a conducting coil, a current of 1A ...

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  10. When 100 volt dc is applied across a conducting coil, a current of 1A ...

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  11. When 100 volt dc is applied across a conducting coil, a current of 1A ...

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  12. An LR circuit contains a resistance of 40Omega and an inductance of 25...

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  13. An alternating emf of E=20sin 1000tV is applied on a circuit containin...

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  14. An alternating emf of E=20sin 1000tV is applied on a circuit containin...

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  15. A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Ome...

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  16. A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Ome...

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  17. A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Ome...

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  18. A sinusoidal voltage v=200 sin 314 t is applied to a resistor of 10Ome...

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  19. A circuit is set up connecting L=100 mH, C=5muF and R=100Omega is seri...

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  20. A circuit is set up connecting L=100 mH, C=5muF and R=100Omega is seri...

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