Home
Class 12
PHYSICS
Two spherical droplets have equal surfac...

Two spherical droplets have equal surface density of charge. They combine to form a single droplet. The surface density of charge

A

Increases

B

Edit Decreases

C

Remains the same

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER 6

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

  • PHYSICS

    KCET PREVIOUS YEAR PAPERS|Exercise MCQs|66 Videos

Similar Questions

Explore conceptually related problems

The surface dencity of charges is maximum

64 small drops of mercury, each of radius r and charge q coalesce to form a big drop the ratio of the surface density of charge of each small drop with that of the big drop is

Define surface charge density .

Electric field due to an infinite sheet of charge having surface density of sigma is E. Electric field due to an infinite conducting sheet of same surface density of charge is:

Nature of equipotential surface for a point charge is

Depict the equipotential surfaces due to an isolated point charge .

A gaussian surface encloses no charge. Which of the following is true for a point inside it ?

The surface density on the copper sphere is 'sigma'. The electric field strength on the surface of the sphere is :

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 9-Physics
  1. What is the nature of force between two parallel wires carrying curren...

    Text Solution

    |

  2. A current of 2 ampere passes through a wire for 8 seconds. Number of e...

    Text Solution

    |

  3. Two spherical droplets have equal surface density of charge. They comb...

    Text Solution

    |

  4. The electric field at a point, distant r from a charge q is E. The pot...

    Text Solution

    |

  5. A voltmeter reads 4 V when connected to a parallel plate capacitor wit...

    Text Solution

    |

  6. Which of the following has magnesium?

    Text Solution

    |

  7. The value of horizontal component of the earth's field, at a place whe...

    Text Solution

    |

  8. A bar magnet is cut perpendicular to its axis into two equal halves. I...

    Text Solution

    |

  9. The ratio in which x -axis divides the line segment joining (3,6) and ...

    Text Solution

    |

  10. The distance between any two successive dark bands is given by

    Text Solution

    |

  11. A lamp of 40 cd is used to illuminate a point vertically below it at a...

    Text Solution

    |

  12. A convex lens of focal length 16 cm forms a virtual image of double th...

    Text Solution

    |

  13. A ray of light passing from glass to water is incident on the glass-wa...

    Text Solution

    |

  14. If v(1) and v(2) are the velocities of light in the two media having a...

    Text Solution

    |

  15. Beta particles before emission from a radioactive element

    Text Solution

    |

  16. The energy equivalent of 5.5 xx 10^(-4) amu in MeV is

    Text Solution

    |

  17. In case of an artificial radiactive transformation as given by .(15)P^...

    Text Solution

    |

  18. The angular momentum of the electron in the second Bohr orbit is

    Text Solution

    |

  19. The radius of a nucleus of a mass number A is directly proportional to...

    Text Solution

    |

  20. As the temperature of hot junction increases, the thermo emf :

    Text Solution

    |