Home
Class 12
PHYSICS
A sinusoidal voltage of peak vale 283V a...

A sinusoidal voltage of peak vale 283V and frequency 50Hz is applied to a series LCR circuit in which `R=3Omega,L=25.48mHandC=786muF`.
The power factor.

A

`2Omega`

B

`5Omega`

C

`10Omega`

D

`12Omega`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST-2

    MODERN PUBLICATION|Exercise MCQs|52 Videos
  • OSCILLATIONS

    MODERN PUBLICATION|Exercise RCQ|7 Videos

Similar Questions

Explore conceptually related problems

A sinusoidal voltage of peak vale 283V and frequency 50Hz is applied to a series LCR circuit in which R=3Omega,L=25.48mHandC=786muF . The phase difference between the voltage across the source and the current.

A sinusoidal voltage of peak vale 283V and frequency 50Hz is applied to a series LCR circuit in which R=3Omega,L=25.48mHandC=786muF . Find: Impedance of the circuit.

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.

A sinusoidal voltage of peak value 285 V is applied to a series LCR circuit in which resistor of resistance 5 W, pure Inductor of Inductance 28.5 mH and capacitor of capacitance 800 mu R are connected. Calculate the impedance, current and power dissipated at the resonance.

A sinusoidal voltage of peak value 285 V is applied to a series LCR circuit in which resistor of resistance 5 W, pure Inductor of Inductance 28.5 mH and capacitor of capacitance 800 mu R are connected. Find the resonant frequency.

Obtain the resonant frequency omega_(r) of a series LCR circuit with L = 2.0 H. C = 32muF , and R=10Omega . What is the Q - value of this circuit?

200 V ac source is fed to series LCR circuit having X_L = 50 Omega , X_C = 50 Omega R = 25 Omega . Potential drop across the inductor is

MODERN PUBLICATION-MOCK TEST-3-MCQs
  1. Deuterons are accelerated in cyclotron that has an oscillatory frequen...

    Text Solution

    |

  2. An ammeter is obtained by shunting a 30 Omega galvanometer with a 30 O...

    Text Solution

    |

  3. A sinusoidal voltage of peak vale 283V and frequency 50Hz is applied t...

    Text Solution

    |

  4. If the electric amplitude of the electromagnetic wave is 5Vm^(-1), its...

    Text Solution

    |

  5. The energy emitted per second by a black body at 1227^(@)C is E. If th...

    Text Solution

    |

  6. The speed of sound in agas at N.T.P. is 300 ms^(-1). If the pressure i...

    Text Solution

    |

  7. The length of a seconds' pendulum on the earth is 60m. What will be th...

    Text Solution

    |

  8. A girl is swinging on a swing in the standing position. How will the p...

    Text Solution

    |

  9. A resistance of 2Omega is connected across one gap of a metre-bridge (...

    Text Solution

    |

  10. A hollow metallic tube a length L and closed at one end produces reson...

    Text Solution

    |

  11. Equal temperature difference exists between the ends of two metallic r...

    Text Solution

    |

  12. Statement-1 : A planet moves in a elliptical orbit around the sun. Its...

    Text Solution

    |

  13. Statement-1 : When light enters a prism and deviates from its normal p...

    Text Solution

    |

  14. Plank's constant is represented by:

    Text Solution

    |

  15. A body moves with uniform acceleration. If v(1), v(2) and v(3) be the ...

    Text Solution

    |

  16. Two forces of magnitude F and sqrt(3) F act at right angles to each ot...

    Text Solution

    |

  17. The magnitude of the vector product of two vectors is 4. The magnitude...

    Text Solution

    |

  18. A Diwali rocket is ejecting 0.05 kg of gases per second at a velocity ...

    Text Solution

    |

  19. Which of the following is the relation of centripetal force?

    Text Solution

    |

  20. A metal ball hits a wall and does not rebound, where as  b a rubber ba...

    Text Solution

    |