Home
Class 12
PHYSICS
A circuit is set up by connecting L=100m...

A circuit is set up by connecting L=100mH, C`=5muF` and R`=100Omega` in series. An alternating emf of 150` sqrt(2)V,(500)/(pi) Hz is applied across this series combination. Which of the following is correct:

A

the impedance of the circuit is 141.1 `Omega`

B

the average power dissipated across resistance 225W

C

the average power dissipated across inductor is zero

D

the average power dissipated across capacitor is zero

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs|60 Videos
  • CURRENT ELECTRICITY

    PHYSICS GALAXY - ASHISH ARORA|Exercise All Questions|389 Videos
  • ELECTROSTATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numberical Problems|73 Videos

Similar Questions

Explore conceptually related problems

An inductance of 100 mH and a resistance of 100 Omega are connected in series and an alternating emf of peak value 100 V, 50 Hz is applied across the combination. The power factor of the circuit is

A capacitor of capacitance 2 muF and resistance of 100 Omega are connected in series and an alternating emf of frequency 1 kHz is applied across the combination. The phase difference between applied emf and current is nearly

In an L C R circuit having L = 8 H, C = 0 5muF and R=100Omega in series, the resonance frequency in rad/s is

An inductance of 0.4/(pi) henry and a resistace of 30 Omega are joined in series. If an alternating e.m.f. of 200 V, 50 Hz is applied to their combination, then the impedance of the circuit will be

An LCR series circuit contains L = 8 H, C = 0.5 muF and R =100 Omega The resonant frequency of the circuit is .

An alternating EMF of frequency (1)/(2pi sqrt(LC)) is applied to a series LCR circuit. For this frequency of the applied EMF,

A circuit contains resistance R and an inductance L in series. An alternating voltage V=V_0sinomegat is applied across it. The currents in R and L respectively will be .

In inductance of (4//pi) H and the resistor R, are connected in series and an alternating emf of frequency 50 Hz is applied across combination. If phase difference between applied emf and current is 45^(@) then the value of R is

An AC circuit has R= 100 Omega , C= 2 mu and L= 80 mH, connected in series. The quality factor of the circuit is :

Two capacitors of capacitances 3muF and 5muF respectively are connected in parallel and this combination is connected in series with a third capacitor of capacitance 2muF . A potential difference of 100 V is applied across the entire combination. The charge and the potential difference across the third capacitor is

PHYSICS GALAXY - ASHISH ARORA-ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT-Advance MCQs
  1. In the following electrical network at t lt 0, key is placed on (1) ti...

    Text Solution

    |

  2. An infinitely longg wire is placed near a square loop as shown in figu...

    Text Solution

    |

  3. A circuit is set up by connecting L=100mH, C=5muF and R=100Omega in se...

    Text Solution

    |

  4. Choose the CORRECT statements:

    Text Solution

    |

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

    Text Solution

    |

  6. In the circuit shown in figure, circuit is closed at time t=0. At time...

    Text Solution

    |

  7. Choose the CORRECT statement(s) in the following:

    Text Solution

    |

  8. In the circuit shown in figure-5.318, if both the bulbs B(1) and B(2) ...

    Text Solution

    |

  9. Two circular coils are placed adjacent to each other. Their planes are...

    Text Solution

    |

  10. AB and CD are fixed conducting smooth rails placed in a vertical plane...

    Text Solution

    |

  11. A coil of area 2m^2 and resistane 4Omega is placed perpendicular to a ...

    Text Solution

    |

  12. A circuit consisting of a constant EMF E, a self-inductance L and a re...

    Text Solution

    |

  13. In LC oscillations of a capacitor with an initial charge q(0) is conne...

    Text Solution

    |

  14. A solenoid is connedted to a source of constant EMF for a long time. A...

    Text Solution

    |

  15. Magnetic field in cylindrical region of radius R in inward direction i...

    Text Solution

    |

  16. Two identical coaxial circular loops carry a current i each circulatin...

    Text Solution

    |

  17. In the figure shown q is in coulomb and t in second. At time t=1 s

    Text Solution

    |

  18. An equilateral triangular conducting frame is rotated with angular vel...

    Text Solution

    |

  19. In the figure shown 'R' is a fixed conducting fixed ring of negligible...

    Text Solution

    |

  20. A capacitor of capacity C is charged to a steady potential difference ...

    Text Solution

    |