Home
Class 12
PHYSICS
A series LCR circuit is connected to an ...

A series LCR circuit is connected to an ac source of `220V,50Hz`.The circuit contain a resistance `R=100 Omega` and an inductor of inductive reactance `X_(L)=79.6Omega`.The capacitance of the capacitor needed to maximize the average rate at which energy is supplied will be _______ `mu F`

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION -B)|10 Videos

Similar Questions

Explore conceptually related problems

An ideal inductor of inductance 50muH is connected to an AC source of 220V, 50 Hz. Find the inductive reactance.

A series LR circuit is connected to an ac source of frequency omega and the inductive reactance is equal to 2R. A capacitance of capacitive reactance equal to R is added in series with L and R. The ratio of the new power factor to the old one is

A 5mu F capacitor is connected to a 200 V, 100 Hz ac source. The capacitive reactance is

A series LCR circuit is connected top an AC power source of 220 V , 50 Hz. The values of L and R are 0.41 H and 80 Omega respectively. What is the value of C if current and voltage are in phase ?

A series RLC circuit is connected to an AC supply 220 V, 50 Hz. The value of R is 10 Omega . The value of capacitive reactance of capacitor and incuctive reactance of inductor are 15 Omega and 20 Omega respectively . Calculate the value of current in the circuit.

An inductor of 30 mH is connected to a 220 V, 100 Hz ac source. The inductive reactance is

In a series RC circuit connected across an AC source of 220 V 50 Hz calculate the rms voltage across resistor and capacitor if values of R and C are 100 Omega and 20 μF respectively .

A source of alternating emf of 220 V - 50 Hz is connected in series with a resistance of 200 Omega an inductance of 100 mH and a capacitance of 30 mu F . Does the current lead or lag the voltage and by what angle ?

In a seris LCR circuit, the inductive reactance (X_(L)) is 10 Omega and the capacitive reactance (X_(C)) is 4 Omega . The resistance (R) in the circuit is 6 Omega. The power factor of the circuit is :

If resistance R =100 Omega, inductance L = 12mH and capacitance C=15muF are connected in series to an AC sources, then at resonance the impedance of circuit is

JEE MAINS PREVIOUS YEAR-JEE MAINS 2023 JAN ACTUAL PAPER-Question
  1. A solid cylinder is released from rest from the top of an inclined pla...

    Text Solution

    |

  2. A thin cylindrical rod of length 10cm is placed horizontally on the pr...

    Text Solution

    |

  3. A series LCR circuit is connected to an ac source of 220V,50Hz.The cir...

    Text Solution

    |

  4. A small particle moves to position 5hat i-2hat j+hat k from its initia...

    Text Solution

    |

  5. If the velocity of light (c) , gravitational constant (G) and Planck's...

    Text Solution

    |

  6. Equivalent resistance between the adjacent corners of a regular n–side...

    Text Solution

    |

  7. The escape velocities of two planets A and B are in the ratio 1 : 2. I...

    Text Solution

    |

  8. Given below are two statements : One is labelled as Assertion A and th...

    Text Solution

    |

  9. The threshold frequency of a metal is f0. When the light of frequency ...

    Text Solution

    |

  10. Figures (a), (b), (c) and (d) show variation of force with time , The...

    Text Solution

    |

  11. A Carnot engine operating between two reservoirs has efficiency 1/3 . ...

    Text Solution

    |

  12. A coil is placed in magnetic field such that plane of coil is perpendi...

    Text Solution

    |

  13. In an amplitude modulation, a modulating signal having amplitude of XV...

    Text Solution

    |

  14. A Zener diode

    Text Solution

    |

  15. As shown in the figure, a long straight conductor with semicircular ar...

    Text Solution

    |

  16. For three low density gases A, B, C pressure versus temperature graphs...

    Text Solution

    |

  17. The ratio of average electric energy density and total average energy ...

    Text Solution

    |

  18. Two objects A and B are placed at 15 cm and 25 cm from the pole in fro...

    Text Solution

    |

  19. Choose the correct length (L) versus square of time period (T^2 ) grap...

    Text Solution

    |

  20. An electron of a hydrogen like atom, having Z= 4, jumps from 4^th ener...

    Text Solution

    |