Home
Class 12
PHYSICS
The reactance of a capacitor of capacita...

The reactance of a capacitor of capacitance C is X. If both th frequency and capacitance be doubled, then new reactance will be

A

`X`

B

`2X`

C

`4X`

D

`(X)/(4)`

Text Solution

Verified by Experts

The correct Answer is:
D
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

The reactance of a capacitor is X_(C) . If both the frequency and the capacitance are double, then the new reactance will be

Reactance of a capacitor of capacitance 1//pi farad at 50 Hz is

The capacitivie reactance of a condenser of capacitance C is

A capacitor has capacity C and reactance X. If capacitance and frequency become double, then reactance will be

The reactance of a capacitor in an A.C. circuit is 10Omega . If the frequency of A.C. is doubled, its reactance will become

In a pure capacitive circuit if the frequency of ac source is doubled, then its capacitive reactance will be

Reactance of a capacitor of capacitance CmuF for ac frequency 400/pi Hz is 25 Omega . The value C is

The inductive reactance of a coil is 1000Omega . If its inductance and the frequency of A.C. supply are both doubled, then the reactance will become

The capacitive reactance of a capacitor is d.c. circuit in ohm is

NEET PREVIOUS YEAR (YEARWISE + CHAPTERWISE)-ALTERNATING CURRENT AND ELECTROMAGNETIC WAVES-All Questions
  1. What is the cause of "Green house effect"?

    Text Solution

    |

  2. In a certain region of space electric field E and magnetic field B are...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  6. The electromagnetic radiations are caused by

    Text Solution

    |

  7. Ozone layer blocks the radiaitons of wave length

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  17. The time constant of C-R circuit is

    Text Solution

    |

  18. The structure of solids is invested by using

    Text Solution

    |

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

    Text Solution

    |

  20. Which of the following is the longest wave?

    Text Solution

    |