Home
Class 12
PHYSICS
A wire of reistance R is connected in ...

A wire of reistance R is connected in series with an inductor of reactance `omega` L. Then quality factor of `RL` circuit is

A

`(R)/(omegaL)`

B

`(omegaL)/(R)`

C

`(R)/(sqrt(R^(2)+omega^(2)L^(2)))`

D

`(omegaL)/(sqrt(R^(2)+omega^(2)L^(2)))`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ATOMIC PHYSICS

    NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)|Exercise Atomic Physics|39 Videos

Similar Questions

Explore conceptually related problems

An inductance L having a resistance R is connected to an alternating source of angular frequency omega .The quality factor Q of the inductance is

One 2 ohm resistor is connected in series with an inductor of reactance 1 Omega to a 5 V (rms ) A C source . Find the average power dissipated in the circuit .

An inductor of inductance L and ressistor of resistance R are joined in series and connected by a source of frequency omega . Power dissipated in the circuit is

A series AC circuit has a resistance of 4omega and an inductor of reactance 3omega . The impedance of the circuit is z_1 . Now a capacitor of reactance 6omega is connected in the series of above combination, the impedance becomes z_(2) , Then (z_(1))/(z_(2)) will be-

A coil of inductive reactance 31 Omega has a resistance of 8 omega . It is placed in series with a condenser of capacitive reactance 25 Omega . The combination is connected to an ac source of 110 V . The power factor of the circuit is

A 50 Omega resistor is connected in series with an inductor of 0.2 H and capacitor with capacitive reactance 40 Omega . The combination is further connected to an AC source 180 V , 50 Hz. What will be the phase angle between current and voltage ? Also find the value of rms current in circuit.

A coil of inductive reactance 31 Omega has a resistance of 8 Omega . It is placed in series with a condenser of capacitative reactance 25 Omega . The combination is connected to an a.c. source of 110 volt. The power factor of the circuit is

An inductance of 1 mH a condenser of 10 mu F and a resistance of 50 Omega are connected in series. The reactances of inductor and condensers are same. The reactance of either of them will be

A 100 V, AC source of frequency 500 Hz is connected to an LCR circuit with L = 8.1 mH , C = 12.5 mu F, R = 10 Omega all connected in series as shown in the figure. What is the quality factor of the circuit?

NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-ALTERNATING CURRENT AND ELECTROMAGNETIC WAVES-All Questions
  1. In a certain region of space electric field E and magnetic field B are...

    Text Solution

    |

  2. The reactance of a capacitor of capacitance C is X. If both th frequen...

    Text Solution

    |

  3. A wire of reistance R is connected in series with an inductor of rea...

    Text Solution

    |

  4. In a circuit inductance L and capacitance C are connected as shown in...

    Text Solution

    |

  5. The electromagnetic radiations are caused by

    Text Solution

    |

  6. Ozone layer blocks the radiaitons of wave length

    Text Solution

    |

  7. A step up transformer operates on a 230 V line and a load current of 2...

    Text Solution

    |

  8. If epsilon0 and mu0 are respectively the electric permittivity and the...

    Text Solution

    |

  9. The primary winding of transformer has 500 turns whereas its secondary...

    Text Solution

    |

  10. In an AC circuit with voltage V and current I, the power dissipated is

    Text Solution

    |

  11. In an experiment, 200V AC is applied at the end of an LCR circuit. The...

    Text Solution

    |

  12. The oscillating electric and magnetic vectors of an electromagnetic wa...

    Text Solution

    |

  13. An LCR circuit is connected to a source of alternating current. At res...

    Text Solution

    |

  14. In an AC circuit, the mass value of the current I("rms") is related to...

    Text Solution

    |

  15. A signal emitted by an antenna from a certain point can be received at...

    Text Solution

    |

  16. The time constant of C-R circuit is

    Text Solution

    |

  17. The structure of solids is invested by using

    Text Solution

    |

  18. The frequency of e.m wave which is best suit to observe a particle of ...

    Text Solution

    |

  19. Which of the following is the longest wave?

    Text Solution

    |

  20. The frequencies of X-rays, gamma-rays and ultraviolet rays are respect...

    Text Solution

    |