Home
Class 12
PHYSICS
Mathematically, the electric flux (phi) ...

Mathematically, the electric flux `(phi)` through small area ds placed in electric field E is given by

A

`dsEcostheta`

B

`vec(ds)*vecE`

C

`vecE//vec(ds)`

D

both 'a' and 'b'

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTRONS AND PHOTONS

    NIKITA PUBLICATION|Exercise MCQs|162 Videos

  • GRAVITATION

    NIKITA PUBLICATION|Exercise Multiple Choice Questions|409 Videos

Similar Questions

Explore conceptually related problems

The electric flux through the surface

The electric flux through the surface :

The total electric flux phi through the entire area of a closed surface is given by

Net electric flux through a sphere of radius 1 m placed in a uniform electric field as shown in the figure is → E = 103 N/C

Electric flux over a surface in an electric field

The electric flux through a hemispherical surface of radius R placed in a uniform electric field E parallel to the axis of the circular plane is

Calculate the total electric flux through the paraboloidal surface due to a uniform electric field of magnitude E_0 in the direction shown in figure.

If the net electric field flux passing through a closed surface is zero, then the electric field at the surface will be

Electric flux phi through an element area triangleS when area is placed in region of uniform field E is

NIKITA PUBLICATION-ELECTROSTATICS-Multiple Choice Questions
  1. One electron volt is equal to

    Text Solution

    |

  2. One giga electron volt (1 Gev) is equal to

    Text Solution

    |

  3. Mathematically, the electric flux (phi) through small area ds placed i...

    Text Solution

    |

  4. An arbitrary surface encloses a dipole. What is the electric flux thro...

    Text Solution

    |

  5. A plane area of 100cm^(2) is placed in uniform electric field of 100N/...

    Text Solution

    |

  6. A point charge of 10^(-7)C is situated at the centre of a cube of side...

    Text Solution

    |

  7. The product of small area element and normal component of electric int...

    Text Solution

    |

  8. The total electric flux phi through the entire area of a closed surfac...

    Text Solution

    |

  9. The concept of electric tubes of force was decveloped by

    Text Solution

    |

  10. The group of limited number of lines of force forming a tube like stru...

    Text Solution

    |

  11. The group of limited number of lines of force forming a tube like stru...

    Text Solution

    |

  12. The total number of tubes of force passing normally through the given ...

    Text Solution

    |

  13. The total number of tubes of force passing normally through the given ...

    Text Solution

    |

  14. The number of tubes of induction originating from a unit positive char...

    Text Solution

    |

  15. The number of tubes of force originating from a charge of magnitude q ...

    Text Solution

    |

  16. The tubes of induction that originate from a charge q are

    Text Solution

    |

  17. The number of tubes of force emerging normally through unit area of sp...

    Text Solution

    |

  18. The number of tubes originating from a point charge of 8.85xx10^(-9)C ...

    Text Solution

    |

  19. A cubical Gaussian surface encloses electric flux of 30C per unit perm...

    Text Solution

    |

  20. The total number of tubes of force passing normally through the given ...

    Text Solution

    |