Home
Class 12
PHYSICS
At resonance of the given series R-L-C c...

At resonance of the given series `R-L-C` circuit:

A

`V^(2) = |V_(1) - V_(2)|^(2) + V_(3)^(2)`

B

`V_(3) = 0`

C

`V_(1) = 0`

D

`V_(2) = 0`

Text Solution

Verified by Experts

The correct Answer is:
C

At resonance `V_(L)` and `V_(C )` are equal in magnitude with phase difference `180^(@)`
Promotional Banner

Topper's Solved these Questions

  • ALTERNATING CURRENT

    NARAYNA|Exercise LEVEL - VI|120 Videos
  • ALTERNATING CURRENT

    NARAYNA|Exercise LEVEL - I (H.W)|23 Videos
  • ALTERNATING CURRENT

    NARAYNA|Exercise LEVEL - IV NCERT Based Questions|15 Videos
  • ATOMIC PHYSICS

    NARAYNA|Exercise LEVEL-II (H.W)|14 Videos

Similar Questions

Explore conceptually related problems

Assertion: At resonance, power factor of series L-C-R circuit is zero. Reason: At resonance, current function and voltage functions are in same phase.

Assertion : In series L-C-R, AC circuit, current and voltage are in same phase at resonance. Reason : In series L-C-R, AC circuit, resonant frequency does not depend on the value of resistance. Hence, current at resonance does not depend on resistance.

The value of current at resonance in a series L-C-R circuit is affected by the value of

Write down the condition of resonance in series L-C-R circuit and hence find an expression for the resonant frequency.

Which is the wrong relation from the following ? At resonance, in a series L-C-R a.c. circuit

In L-C-R series AC circuit,

Assertion: At resonance, power factor of L-C-R series circuit is 1. Reason: At resonance, X_(C) = X_(L)

In L-C-R series circuit

Phasor Diagrams impedence | Phase factor & power factor | Resonance in series LCR circuit | Parallel R-C | R-L | LCR circuits

The resonant frequency of a series LCR circuit with L=2.0 H,C =32 muF and R=10 Omega is

NARAYNA-ALTERNATING CURRENT-LEVEL - V
  1. A choke coil of resistance R and inductance L is connected to A.C sour...

    Text Solution

    |

  2. When two A.C generators of emfs V(1) and V(2) and same frequency conne...

    Text Solution

    |

  3. At resonance of the given series R-L-C circuit:

    Text Solution

    |

  4. If the reading of the voltmeters vary with time as: V(1) = 20 sin omeg...

    Text Solution

    |

  5. In a series LCR circuit, at the frequencies f(1) and f(2) of AC source...

    Text Solution

    |

  6. In the figure, which of the phasor diagrams represents RLC circuit dri...

    Text Solution

    |

  7. In LCR circuit at resonance current in the circuit is 10 sqrt(2) A. If...

    Text Solution

    |

  8. A pure resistive circuit element X when connected to an sinusoidal AC ...

    Text Solution

    |

  9. An A.C circuit contains a resistor 'R' an inductor 'L' and a capacitor...

    Text Solution

    |

  10. An alternative voltage V = 10 sin omega t (in volts) is applied across...

    Text Solution

    |

  11. A radio tuner has a frequency range from 500 kHz to 5 MHz. If its LC c...

    Text Solution

    |

  12. In a series LCR circuit the frequency of a 10 V, AC voltage soure is a...

    Text Solution

    |

  13. A resistor of resistance 100 Omega is connected to an AC source epsilo...

    Text Solution

    |

  14. A lamp consumes only 50% of peak power in an a.c. circuit. What is the...

    Text Solution

    |

  15. Voltage and current for a circuit with two elements in series are expr...

    Text Solution

    |

  16. When an ac source of emfe=E(0) sin (100 t) is connected across a circu...

    Text Solution

    |

  17. The figure shows variation of R,X(L) and X(C) with frequency f in a se...

    Text Solution

    |

  18. Which of the following plots may represent the reactance of a series L...

    Text Solution

    |

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

    Text Solution

    |

  20. A circuit consisting of a capacitor and a coil in series is connected ...

    Text Solution

    |