Home
Class 11
PHYSICS
In a series resonant LCR circuit the vol...

In a series resonant LCR circuit the voltage across R is 100 volts and R = `1 k(Omega) with C =2(mu)F`. The resonant frequency `(omega)` is `200 rad//s`. At resonance the voltage across L is

A

`2.5 xx10^(-2) V`

B

`40 V`

C

`250 V`

D

`4xx10^(-3) V`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In a series resonant LCR circuit, the voltage across R is 100V and the value of R = 1000 Omega . The capacitance of the capacitor is 5 xx 10^(-6) F , angular frequency of ac is 200 rad s^(-1) . Then the potential difference across the inductance coil is

In a series resonant LCR circuit, the voltage across R is 100V and the value of R = 1000 Omega . The capacitance of the capacitor is 5 xx 10^(-6) F , angular frequency of ac is 200 rad s^(-1) . Then the potential difference across the inductance coil is

In series LCR circuit, the voltages across R, L and C are shown in the figure. The voltage of applied source

In a series resonant L–C–R circuit, if L is increased by 25% and C is decreased by 20%, then the resonant frequency will –

A series LCR circuit containing a resistance of 120 Omega has angular resonance frequency 4 xx 10^(5) rad s^(-1) . At resonance the vlotage across resistance and inductance are 60V and 40 V, repectively, At what frequency, the current in the circuit lags the voltage bu 45^(@) ?

In series L-C-R resonant circuit, to increase the resonant frequency

A series LCR circuit containing a resistance of 120 Omega has angular resonance frequency 4 xx 10^(5) rad s^(-1) . At resonance the vlotage across resistance and inductance are 60V and 40 V, repectively, the value of inductance L is

Knowledge Check

  • In a series resonant LCR circuit, the voltage across R is 100 volts and R=1 k Omega with C = 2 uF. The resonant frequency w is 200 rad s^(-1) . At resonance the voltage across L is

    A
    `2.5 xx 10^(-2)` V
    B
    40 V
    C
    250 V
    D
    `4 xx 10^(-3)` V

  • In a series resonant L-C-R circuit the voltage across R is 100V and R= 1k Om with C=2 muF the resonant frequency omega is 200 rads^-1 at resonance the voltage across L is

    A
    `2.5xx10^-2V`
    B
    `4xx10^-8V`
    C
    250V
    D
    `4xx10^-3V`

  • In a series resonant L-C-R circuit the voltage across R is 100V and R= 1k Om with C=2 muF the resonant frequency omega is 200 rads^-1 at resonance the voltage across L is

    A
    `2.5xx10^-2V`
    B
    `4xx10^-8V`
    C
    250V
    D
    `4xx10^-3V`
    • DISHA-ALTERNATING CURRENT-PHYSICS
    1. In a series resonant LCR circuit the voltage across R is 100 volts and...

      Text Solution

      |

    2. An alternating voltage V = V(0) sin omegat is applied across a circuit...

      Text Solution

      |

    3. For the circuit shown in the fig., the current through the inductor is...

      Text Solution

      |

    4. A capacitor has capacity C and reactance X. If capacitance and frequen...

      Text Solution

      |

    5. A coil of inductance 300mh and resistance 2Omega is connected to a sou...

      Text Solution

      |

    6. In an AC circuit, a resistance of Rohm is connected is series with an ...

      Text Solution

      |

    7. A bulb is rated at 100V, 100W. It can be treated as a resistor. Find o...

      Text Solution

      |

    8. An ac source of angular frequency omega is fed across a resistor R and...

      Text Solution

      |

    9. Large transformers, when used for some time, become hot and are cooled...

      Text Solution

      |

    10. An inductor of inductance L = 400 mH and resistors of resistance R(1) ...

      Text Solution

      |

    11. An ideal coil of 10H is connected in series with a resistance of 5(Ome...

      Text Solution

      |

    12. In an A.C. circuit, the current flowing in inductance is I = 5 sin (10...

      Text Solution

      |

    13. In an oscillating LC circuit the maximum charge on the capacitor is Q....

      Text Solution

      |

    14. A fully charged capacitor C with initial charge q(0) is connected to a...

      Text Solution

      |

    15. For an LCR series circuit with an aac source of angular frequency omeg...

      Text Solution

      |

    16. The rms value of potential difference V shown in the figure is

      Text Solution

      |

    17. Which of the following statements is/are incorrect?

      Text Solution

      |

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

      Text Solution

      |

    19. A step down transformer reduces 220 V to 110 V. The primary draws 5 am...

      Text Solution

      |

    20. The voltage time (V-t) graph for triangular wave having peak value V(0...

      Text Solution

      |