Home
Class 12
PHYSICS
A circular coil of wire is made phi of ...

A circular coil of wire is made `phi` of 100 turns, each of radius 8 cm if a current of 0.4A passes through of, what will be the magnetic field at the centre of the coil

Promotional Banner

Topper's Solved these Questions

  • Magnetic Fields due to Electric Current

    CHETANA PUBLICATION|Exercise Exercise|96 Videos

  • Kinetic Theory of Gases and Radiation

    CHETANA PUBLICATION|Exercise Exercise|110 Videos

  • Magnetic Materials

    CHETANA PUBLICATION|Exercise EXERCISE|74 Videos

Similar Questions

Explore conceptually related problems

The magnetic field at the centre of the current carrying coil

Consider a closely wound 1000 turn coil having a radius of lm. If a current of 10A basses through the coil, what will be the magnitude of the magnetic field at the centre?

The number of turns in a circular coil of wire is 10 and average radius of each turn is 8 cm. A current of 5A is passed through the coil. Find the magnetic induction due to the current at a point at a distance of 6 cm on the axis of the coil from the centre.

A circular loop of radius 9.7 cm carries a current 2.3A. Obtain the magnitude of the magnetic field:- centre of the loop .

A circular coil of radius 40 mm consists of 250 turns of wire in which the current is 20 mA. The magnetic field at the centre of the coil is

Calculate the magnitude of the magnetic induction due to a circular coil of 400 turns and radius 0.05 cm, carrying a current of 5A, at a point on the axis of the coil at a distance of 0.1 m from the centre of the coil.

A circular coil having 50 turns each of radius 0.05 m carries a current of 1 A. The magnitude of magnetic induction at a point 0.2 m from its centre on its axis is

A circular coil having 50 turns each of radius 0.05 m carries a current of 1 A. The magnitude of magnetic induction at a point 0.2 m from its centre on its axis is

CHETANA PUBLICATION-Magnetic Fields due to Electric Current-Exercise
  1. A circular coil of wire is made phi of 100 turns, each of radius 8 cm...

    Text Solution

    |

  2. Find the magnetic induction at a distance of 5 cm from a long straight...

    Text Solution

    |

  3. A flat circular coil of 70 turns and radius 10 cm carriers a current I...

    Text Solution

    |

  4. The number of turns in a circular coil of wire is 10 and average radiu...

    Text Solution

    |

  5. Through a coil of radius 3 cm and 25 turns, a current is passed so as ...

    Text Solution

    |

  6. A circular loop has radius 10 cm and it is carrying a current of 0.1A....

    Text Solution

    |

  7. A charged particle moves with velocity of 3 xx 10^6 m//s at right angl...

    Text Solution

    |

  8. A conductor of length 25 cm is placed:- parallel. It a charge of 1C pa...

    Text Solution

    |

  9. A conductor of length 25 cm is placed:- perpendicular. It a charge of ...

    Text Solution

    |

  10. A conductor of length 25 cm is placed:- inclined at an angle of 30^@ t...

    Text Solution

    |

  11. Find the force per unit length between the parallel wires kept 0.1m ap...

    Text Solution

    |

  12. A long straight wire carries a current of 35 A. What is the magnitude ...

    Text Solution

    |

  13. A solenoid of length 100 cm having 150 turns carries a current of 3A. ...

    Text Solution

    |

  14. A solenoid of length 100 cm having 150 turns carries a current of 3A. ...

    Text Solution

    |

  15. A 50 m long solenoid has 500 turns and produces a magnetic field of 2....

    Text Solution

    |

  16. A rectangular coil of effective area 0.04 m^2 is suspended freely in a...

    Text Solution

    |

  17. A proton is accelerated in a cyclotron in which the magnetic induction...

    Text Solution

    |

  18. In a cyclotron, magnetic field of 3.5 Wb//m^2 is used to accelerate pr...

    Text Solution

    |

  19. A rectangular coil of effective area 0.01 m^2 suspended freely in a ra...

    Text Solution

    |

  20. A 3 cm wire carrying a current of 10 A is placed inside be solenoid pe...

    Text Solution

    |

  21. A square coil of side 10 cm consists of 20 turns and carries a current...

    Text Solution

    |