Home
Class 12
PHYSICS
An electric dipole consists of two oppos...

An electric dipole consists of two opposite charges of magnitude `1muC` separated by a distance of `2cm`.The dipole is placed in an electric filled `10^(-5)Vm^(-1)`.The maximum torque that the field exert on the dipole is

A

`10^(-3)Nm`

B

`2xx10^(-13)Nm`

C

`3xx10^(-3)Nm`

D

`4xx10^(-3)Nm`

Text Solution

Verified by Experts

The correct Answer is:
B
`tau_("max")=pE =2aqE`
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CHARGES AND FIELDS

    NARAYNA|Exercise EXERCISE -3|50 Videos

  • ELECTRIC CHARGES AND FIELDS

    NARAYNA|Exercise EXERCISE -4|43 Videos

  • ELECTRIC CHARGES AND FIELDS

    NARAYNA|Exercise EXERCISE -2 (C.W.)|39 Videos

  • DUAL NATURE

    NARAYNA|Exercise LEVEL-II (H.W)|17 Videos

  • ELECTRO MAGNETIC INDUCTION

    NARAYNA|Exercise Level-II (H.W)|23 Videos

Similar Questions

Explore conceptually related problems

An electric dipole consists of two opposite charges each of magnitude 2 muC separated by a distance 1 cm. The dipole is placed in an external field of 10^(3) N/C. The maximum torque on the dipole is

An electric dipole consists of two opposite charges of magnitude 1 muC (micro-coulomb) separated by a distance of 2 cm . The dipole is placed in an electric field of 10^(5) V m^(-1) . (a) What maximum torque does the field exert on the dipole ? (b) How much work must an external agent do to turn the dipole end for end , starting from a position of alignment theta = 0 ?

An electric dipole consists of two opposite charges of magnitude q = 1xx10^(-6)C separated by 2.0cm. The dipole is placed in an external field of 1xx10^(5) NC^(-1) . What maximum torque does the field exert on the dipole ? How much work must an external agent do to rurn the dipole end for end, starting from position of aligment (theta = 0^(@)) ?

An electric dipole consists of two charges of 0.1muC separated bu a distance of 2.0cm . The dipole is placed in an external field of 10^(5)NC^(-1) . What maximum torqur does the field exert on the dipole?

An electric dipole consists of two opposite charges of magnitude 1//3xx10^(-7)C , separated by 2 cm. The dipole is placed in an external field of 3xx10^(7) NC^(-1) . What maximum torque does the electrc field exert on the dipole ?

An electric dipole consists of two opposite charges each 0.05 mu C separated by 30 mm. The dipole is placed in an uniform external electric field of 10^(6)NC^(-1) . The maximum torque exerted by the field on the dipole is

An electric dipole consisting of two opposite charges of 2xx10^(-6)C each separated by a distance of 3 cm is placed in an electirc field of 2xx10^(5)N//C . The maximum torque on the dipole is will be

An electric dipole consists of two opposite charges each of magnitude 1 mC separated by 2 cm. The dipole is placed in an external uniform field of 10^5 NC^-1 intensity. Find the a. maximum torque exterted by the field on the dipole, and b. work done in roating the dipole through 180^(@) starting from the position theta = 0^(@) .

NARAYNA-ELECTRIC CHARGES AND FIELDS-EXERCISE -2 (H.W)
  1. Two point charges a and b whose magnitude are same, positioned at a ce...

    Text Solution

    |

  2. Find out electridc filed intensity at point A(1,0,2) due to a point ch...

    Text Solution

    |

  3. An electric dipole consists of two opposite charges of magnitude 1muC ...

    Text Solution

    |

  4. An electric dipole is formed by two particles fixed at the ends of a l...

    Text Solution

    |

  5. For an electric dipole consisting of a positive and equal negative cha...

    Text Solution

    |

  6. Two equal charges q of opposite sign are separated by a small distance...

    Text Solution

    |

  7. The inward and outward electric flux for a closed surface unit of N-m^...

    Text Solution

    |

  8. A cylinder of radius R and length L is placed in the uniform electric ...

    Text Solution

    |

  9. A cube of arranged such that its length ,breadth ,height are alongX,Y,...

    Text Solution

    |

  10. v33.2

    Text Solution

    |

  11. A sheet of semi circular paper (radius R) is turned around the centre ...

    Text Solution

    |

  12. In a uniform electric field find the total flux associated with the gi...

    Text Solution

    |

  13. An infinitely long thin straight wire has uniform linear charge densit...

    Text Solution

    |

  14. Consider two concentric spherical surface S(1) with radius a and S(2) ...

    Text Solution

    |

  15. The electric field on two sides of a large charged plate is shown in f...

    Text Solution

    |

  16. A Gausian sphere of radius r intercepts a line with a uniform charge d...

    Text Solution

    |

  17. A cube of side l is p laced in a uniform field E, where E=E hati. The ...

    Text Solution

    |

  18. A charge +q is placed at the mid point of a cube of side L. The electr...

    Text Solution

    |

  19. An injfinite large sheet has charg density sigma c//m^(2) Find electri...

    Text Solution

    |

  20. A charge of 8.85C is placed at the centre of a spherical Gaussian surf...

    Text Solution

    |