Home
Class 12
PHYSICS
The electric field at a point, distant r...

The electric field at a point, distant r from a charge q is E. The potential at that point is

A

`Er^(2)`

B

`(E)/(r^(2))`

C

Er

D

`(E)/(r )`

Text Solution

Verified by Experts

The correct Answer is:
C
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 electric field at a distance R due to charge q is E. If the same charge is placed on the copper sphere of radius R, the electric field strength at the surface of the conductor will be:

Write the expression for electric potential at a contrasting feature of electric potential of dipole at a point as compared to that due to a point charge.

Derive an expression for the electric field at a point due to an infinitely long thin charged straight wire using Gauss Law.

Define electric intensity at a point in an electric field.

KCET PREVIOUS YEAR PAPERS-MODEL TEST PAPER 9-Physics
  1. A current of 2 ampere passes through a wire for 8 seconds. Number of e...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  5. Which of the following has magnesium?

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  14. Beta particles before emission from a radioactive element

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. The potential difference across the terminals of a cell of emf 1.1 Vol...

    Text Solution

    |