Home
Class 12
PHYSICS
An AC source is connected in parallel wi...

An AC source is connected in parallel with an L-C-R circuit as shown.Let `l_(s), l_(L), l_(C) " and " l_(R)` denote the currents through and `V_(s), V_(L), V_(C) " and "V_(R)`the voltage across the corresponding componts.Then,

A

`V_(S)=V_(R)+V_(L)+V_(C)`

B

`I_(S)=I_(R)+I_(L)+I_(C)`

C

`(I_(R),I_(L),I_(C)) lt I_(S)`

D

`I_(L),I_(C)` may be `gtI_(S)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY

    NIKITA PUBLICATION|Exercise MCQ|314 Videos

  • ELECTRONS AND PHOTONS

    NIKITA PUBLICATION|Exercise MCQs|162 Videos

Similar Questions

Explore conceptually related problems

Examples on L-R and L-C Circuits

In an LCR series ac circuit the voltage across L,C and R are V_(1), V_(2) and V_(3) respectively The voltage of the source is .

The current growth in two L-R circuits (b) and (c) is as shown in Fig. Let L_(1), L_(2), R_(1) and R_(2) be the corresponding values in two circuits. Then

Current growth in two L-R circuits (b) and (c ) as shown in figure (a). Let L_(1), L_(2), R_(1) and R_(1) be the corresponding values in two circuits. Then

In a parallel L-C-R circuit as shown in figureure if I_R,I_L,I_C and I represent the rms values of current flowing through resistor, capacitor and the source, then choose the appropriate correct answer. .

In an LCR circuit, the voltages across the components are V_(L) , V_(C) and V_(R) respectively. The voltage of source will be -

NIKITA PUBLICATION-ELECTROMAGNETIC INDUCTION-MCQs
  1. In an LCR series ac circuit the voltage across L,C and R are V(1), V(2...

    Text Solution

    |

  2. Which increase in frequency of an AC supply , the impedance of an L-C-...

    Text Solution

    |

  3. An AC source is connected in parallel with an L-C-R circuit as shown.L...

    Text Solution

    |

  4. The frequency of A.C. is 50 Hz. How many times the current becomes zer...

    Text Solution

    |

  5. At resonance the peak value of current in a series LCR circuit is

    Text Solution

    |

  6. In a series LCR circuit, the voltage across the inductance and capacit...

    Text Solution

    |

  7. In an LCR series ac circuit, the current is

    Text Solution

    |

  8. In a series LCR circuit, at resonance the

    Text Solution

    |

  9. In an LCR series circuit the capacitance is changed from C to 4C For t...

    Text Solution

    |

  10. In an AC circuit X(C)=X(L). The phase differe3nce between the current ...

    Text Solution

    |

  11. A resistor, a capacitor and inductor are connected in series with a so...

    Text Solution

    |

  12. In a LCR series circuit, if the phase difference between applied volta...

    Text Solution

    |

  13. The series RLC circuit in resonance is called:

    Text Solution

    |

  14. In series resonant circuit, at resonance,

    Text Solution

    |

  15. In series LCR circuit at resonance,

    Text Solution

    |

  16. Power factor in a series R-L-C resonant circuit is

    Text Solution

    |

  17. At resonance series/parallel resonant circuit acts as purely

    Text Solution

    |

  18. In resonant circuit, at resonant frequency

    Text Solution

    |

  19. Resonant frequency is given by (for a series L-C-R circuit)

    Text Solution

    |

  20. Resonance curve of a resonant circuit is graphical representation betw...

    Text Solution

    |