Home
Class 12
PHYSICS
A wire of length 'I' is bent in the form...

A wire of length 'I' is bent in the form a circular loop. With a number of turns and is suspended in a magnetic field of intensity B. Find the expression for the maximum torque produced on the circular loop when a current 'I' is passed through it.

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2016

    UNITED BOOK HOUSE|Exercise EXERCISE|49 Videos

  • QUESTION PAPER 2018

    UNITED BOOK HOUSE|Exercise EXAMPLE|75 Videos

Similar Questions

Explore conceptually related problems

A rod of length 'L' is bent in the form a circular loop with a number of turns and is suspended in a magnetic field of intensity B. Find the expression for the maximum torque produced on the circular loop when a current ' I ' is passed through it.

A wire of length I is bent to form a circular, form of radius R. If I be the current through the loop then what will be its magnetic moment?

A copper wire of length L metre is bent to form a circular loop . If I ampere current flows through the loop , Find out the magnitude of magnetic moment of the loop , .

A copper wire of length l metre in bent to from a circular loop[. If I amp current flows through the loop, find out the magnitude of magnetic moment of the loop.

The current through the wire is 10 A as shown in figure below. Find magnetic field intensity at the point O of the circular part. The radius of the circular part is 3 cm.

A circular coil of closely wound N turns and radius r carries a current I . Write expressions for the following : the magnetic moment

Derive an expression for the torque on a rectangular coil of area A carrying. A current I and placed in a uniform magnetic field B. Indicate the direction the torque acting on the loop.

The ratio of magnetic field and magnetic moment at the centre of a current carrying circular loop is x. When both the current and radius is doubled the ratio will be

UNITED BOOK HOUSE-QUESTION PAPER 2017-EXERCISE
  1. Write down the mathematical form of Ampere's circuital law related to ...

    Text Solution

    |

  2. Define electromagnetic unit of current.

    Text Solution

    |

  3. A wire of length 'I' is bent in the form a circular loop. With a numbe...

    Text Solution

    |

  4. State one defect of Huygens wave theory.

    Text Solution

    |

  5. State that laws of reflection of light .State the laws of refraction o...

    Text Solution

    |

  6. Define resolving power of an optical instrument.

    Text Solution

    |

  7. The resolving power of a microscope at 6000 overset(@)A is 10^4. What ...

    Text Solution

    |

  8. Under what condition will the object and image always be on the same ...

    Text Solution

    |

  9. An image of size 1/n times the object size is formed in a convex mirro...

    Text Solution

    |

  10. Why is red light used as danger signal?

    Text Solution

    |

  11. Explain by using graph the minimum angle of deviation of a ray of ligh...

    Text Solution

    |

  12. Production of X-rays and emissions of electron in photoelectric effect...

    Text Solution

    |

  13. Find the energy required by an electron to have its de Broglie wavelen...

    Text Solution

    |

  14. State the features of photoelectric effect

    Text Solution

    |

  15. In a magnetic field the curvature of the path of a beta- particle is g...

    Text Solution

    |

  16. What will be the wavelength of the light emitted due to a transition o...

    Text Solution

    |

  17. Which kind of nuclear reaction produces energy in a nuclear reactor...

    Text Solution

    |

  18. In a nuclear decay, a nucleus emits one alpha-particle and then two be...

    Text Solution

    |

  19. If two inputs of a NAND gate are joined, what type of a gate is formed...

    Text Solution

    |

  20. State one difference between n-type and p-type semiconductors.

    Text Solution

    |