Home
Class 12
PHYSICS
Dimension of magnetic permeability is :...

Dimension of magnetic permeability is :

Text Solution

Verified by Experts

The correct Answer is:
B
`E=(KQr)/((R^(2)+r^(2))^(3//2))`
It is maximum at `r=pmR/sqrt(2)` and also E is not a linear function of `r`.
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

SI unit of permeability is

The dimension of (B^2)/( 2mu_0) , where B is magnetic field and mu_0 is the magnetic permeability of vacuum is

Explain the magnetic susceptibility (chi) of material. From it explain relative magnetic permeability of material and magnetic permeability of material. Obtain the relation between them.

Write dimension of permeability of vacuum.

The dimension of magnetic field in M, L, T and C (Coulomb) is given as :

A toroid wound with 100 turns /m of wire carries a current of 3 A. The core of toroid is made of iron having relative magnetic permeability of mu_(r)= 5000 mu_(0) under given conditions. The magnetic field inside the iron is …........ (Tackle mu_0 = 4pi xx 10^(-7) T mA^(-1) )

Dimension of electrical resistance is :-

Write dimension of magnetic flux.

Magnetic field and magnetic intensity are 1 T and 150 "Am"^(-1) respectively in a iron core, then its relative permeability is ....... (Take mu_(0) = 4pi xx 10^(-7) mu m^(-1) )

A Rowland ring of mean radius 15 cm has 3500 tums of wire wound on a ferromagnetic core of relative permeability 800. What is the magnetic field B in the core for a magnetising current of 1.2 A?

ALLEN -BASIC MATHS-Exercise-02
  1. If E , M , J , and G , respectively , denote energy , mass , angular m...

    Text Solution

    |

  2. If E is the electric field intensity epsilon(0) is the permitivity of ...

    Text Solution

    |

  3. Dimension of magnetic permeability is :

    Text Solution

    |

  4. The dimension of magnetic field in M, L, T and C (Coulomb) is given as...

    Text Solution

    |

  5. The density of material in CGS system is 4g// cm^(3). In a system of u...

    Text Solution

    |

  6. Dimensional formula of DeltaQ, heat supplied to the system is given by...

    Text Solution

    |

  7. Dimension of (1)/(mu(0)epsilon(0)) is, where symbols have usual meanin...

    Text Solution

    |

  8. The dimension of the quantity vecExxvecB, where vecE represents the el...

    Text Solution

    |

  9. Write the dimensional formula of angular momentum. Is it scale or vect...

    Text Solution

    |

  10. The Bernoulli's equation is given by P+1/2 rho v^(2)+h rho g=k. Where ...

    Text Solution

    |

  11. When a wave transverses in a medium, the displacement of a particle lo...

    Text Solution

    |

  12. Which of the following system of units is not based on units of mass, ...

    Text Solution

    |

  13. Which of the following is unitless quantity?

    Text Solution

    |

  14. The dimensional formula of wave number is

    Text Solution

    |

  15. The method of dimensional analysis can be used to derive which of the ...

    Text Solution

    |

  16. Which of the following does not have the dimensions of force?

    Text Solution

    |

  17. Which of the following is incorrect statement?

    Text Solution

    |

  18. A dimensionless quantity

    Text Solution

    |

  19. The unit less quantity is

    Text Solution

    |

  20. Dimemsional formula of mass is

    Text Solution

    |