Home
Class 12
PHYSICS
64 identical spheres of charge q and cap...

64 identical spheres of charge q and capacitance C each are combined to form a large sphere. The charge and capacitance of the large sphere is

A

64q, C

B

16q, 4C

C

64q, 4C

D

16q, 64C

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2007

    WB JEE PREVIOUS YEAR PAPER|Exercise PHYSICS|50 Videos

  • QUESTION PAPER 2009

    WB JEE PREVIOUS YEAR PAPER|Exercise Multiple Choice Questions (Physics)|40 Videos

Similar Questions

Explore conceptually related problems

64 small water drops each of capacitance C and charge q coalesce to form a larger spherical drop. The charge and capacitance of the larger drop is

An isolated sphere has a capacitance of 50pF Calculate its radius

64 tiny drops of water having same radius and same charge are combined to form one large drop. The ratio of potential of the large drop to the small drop is

27 drops of water, each of radius 3 mm and having equal charge are combined to form a large drop. Find the ratio of the surface density of charge on the large drop to that on each small drop.

Three spheres made of copper having of 3 cm, 4cm and 5cm radii are melted and a large sphere is made.Calculate the lenghth of the large sphere.

1000 drops of water of radius 1 cm each carrying a charge of 10 esu combine to form a single drop. The capacitance increases thereby

1000 drops of water of radius 1 cm each carrying a charge of 10 esu combine to form a single drop. The capacitance increases thereby

A capacitor of capacitance C carrying charge Q is connected to a source of emf E. Finally the charge.on capacitor would be

WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2008-PHYSICS
  1. The refractive indices of glass and quartz with respect to air are (3)...

    Text Solution

    |

  2. The radius of curvature of a concave mirror is 24cm and the image is m...

    Text Solution

    |

  3. A point source of light is kept at a depth of 'h' in water of r.i 4/3....

    Text Solution

    |

  4. Four point charges each '+q' is placed on the circumference of a circl...

    Text Solution

    |

  5. 64 identical spheres of charge q and capacitance C each are combined t...

    Text Solution

    |

  6. Lenz's law of electromagnetic induction corresponds to

    Text Solution

    |

  7. A silicon and a germanium diode has identical physical dimensions. The...

    Text Solution

    |

  8. A thin wire of resistance 4Omega is bent to form a circle. The resista...

    Text Solution

    |

  9. A battery of emf E and internal resistance 'r' is connected to an exte...

    Text Solution

    |

  10. The binary number 10111 is equivalent to the decimal number

    Text Solution

    |

  11. The angle subtended by the vector A=4hati+3hatj+12hatk with the x-axis...

    Text Solution

    |

  12. The velocity of a particle (v) at an instant 't' is given by v = at + ...

    Text Solution

    |

  13. The distance travelled by an object along a straight line in time 't' ...

    Text Solution

    |

  14. A pellet of mass 1 gm is moving with an angular velocity of 1 rad/s al...

    Text Solution

    |

  15. Two point objects of mass 1.5 gm and 2.5 gm respectively are at a dist...

    Text Solution

    |

  16. If the earth shrinks such that ils mass does not change but radius dec...

    Text Solution

    |

  17. A Shell of mass 10 Kg is moving with a velocily of 10 Meter/Sec when i...

    Text Solution

    |

  18. Force required to move a mass of 1 kg at rest on a horizonlal rough pl...

    Text Solution

    |

  19. A rocket of mass 100 kg burns 0.1 Kg of fuel per second. If velocity o...

    Text Solution

    |

  20. The weight of a body on the surface of the earth is 12.6 N. When it is...

    Text Solution

    |