Home
Class 12
PHYSICS
Four very long wires are arranged as sho...

Four very long wires are arranged as shown in the figure, so that their cross - section forms a square, with connections at the ends so that current I flow through all four wires. Length of each side of the formed such square is b. The magnetic field at the central point P (centre of the square) is

Text Solution

Verified by Experts

The correct Answer is:
`vecB_(n et)=(2.4xx10^(-5)T)hatj=(24muT)hatj`
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Practice Question (Single Correct)|36 Videos

  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Practice Question (More Than one correct choice )|12 Videos

  • MAGNETIC FIELDS DUE TO CURRENTS

    RESNICK AND HALLIDAY|Exercise Check point|4 Videos

  • INTERFERENCE AND DIFFRACTION

    RESNICK AND HALLIDAY|Exercise PRACTICE QUESTIONS (Integer Type)|6 Videos

  • MAGNETIC FORCE

    RESNICK AND HALLIDAY|Exercise Practice Questions (Integer type )|7 Videos

Similar Questions

Explore conceptually related problems

Current flows through uniform square frames as shown. In which case is the magnetic field at the centre of the frame not zero ?

Four very large metal plates are given charges as shown in figure. The middle two are then connected through a wire. Find the charge that will flow through the wire.

Figure shows an arrangement in which long parallel wires carrying equal currents into or out of the page of paper at the corners of a square. The magnetic field at the centre of square is

Four charges are arranged at the corners of a square as shown in the figure. The direction of electric field at the centre of the square is along

Figure shows a square loop made from a uniform wire. If a battery is connected between the pionts A and C. What will be the magnetic field at the centre O of the square?

Two infinitely long wires each carrying current I along the same direction are made into the geometry as shown in the figure. The magnetic field at the point P is

RESNICK AND HALLIDAY-MAGNETIC FIELDS DUE TO CURRENTS-Problems
  1. In Fig. 29-40 point P, is at distance R=24.0 cm on the perpendicular b...

    Text Solution

    |

  2. In Fig 29-40 point P(2) is at perpendicular distance R=25.1 cm from o...

    Text Solution

    |

  3. Four very long wires are arranged as shown in the figure, so that thei...

    Text Solution

    |

  4. A conductor consists of a circular loop of radius R =10 cm and two str...

    Text Solution

    |

  5. In Fig. 29-41 four long straight wires are perpendicular to the page, ...

    Text Solution

    |

  6. In Fig. 29-41 four long straight wires are perpendicular to the page, ...

    Text Solution

    |

  7. In Fig. 29-43, length a is 2.3 cm (short) and current i is 18 A. What ...

    Text Solution

    |

  8. Two long parallel wires are separated by a distance of 2.50 cm. The fo...

    Text Solution

    |

  9. Figure 29-45 a shows, in cross section, two long, parallel wires carry...

    Text Solution

    |

  10. Figure 29-46 shows two closed paths wrapped around two conducting loop...

    Text Solution

    |

  11. Figure 29-47 shows wire 1 in cross section, the wire is long and strai...

    Text Solution

    |

  12. An electron is shot into one end of a solenoid.As it enters the unifor...

    Text Solution

    |

  13. A toroid with mean radius r(0), diameter 2a have N turns carrying curr...

    Text Solution

    |

  14. Figure shows a cross-section of a long ribbon of width omega that is c...

    Text Solution

    |

  15. Figure shows a cross-section of a long ribbon of width omega that is c...

    Text Solution

    |

  16. Eight wires cut the page perpendicularly at the points show in figure....

    Text Solution

    |

  17. A current of 1//(4pi) ampere is flowing in a long straight conductor. ...

    Text Solution

    |

  18. A long solenoid with 10 turn / cm and a radius of 7.0 cm carries a c...

    Text Solution

    |

  19. Two wire loop PQRSP formed by joining two semicircular wires of radii ...

    Text Solution

    |

  20. A 470 - turn solenoid having a length of 25 cm and a diameter of 10 cm...

    Text Solution

    |