Home
Class 12
PHYSICS
A magnetic field of strength 1.0 T is pr...

A magnetic field of strength 1.0 T is produced by a strong electromagnet in a cylindrical region of radius 4.0 cm as shown in . A wire, carrying a current of 2.0 A, is placed perpendiuclar to and intersecting the axis of the cylindreical region. Find the magnitude of the force acting on the wire.

Text Solution

Verified by Experts

Here Augle between L and B is 90@ . Required force .
` = i|vecL |vecB | sin 90@ `
` = 2 xx 8 xx 10 ^(-2) xx 1.0 xx 1 `
` = 0.16N` .
Promotional Banner

Topper's Solved these Questions

  • MAGNETIC FIELD

    HC VERMA ENGLISH|Exercise QUESTIONS FOR SHORT ASNWER|10 Videos

  • MAGNETIC FIELD

    HC VERMA ENGLISH|Exercise objective2|9 Videos

  • MAGNETIC FIELD

    HC VERMA ENGLISH|Exercise objective 1|10 Videos

  • LIGHT WAVES

    HC VERMA ENGLISH|Exercise Question for short Answer|11 Videos

  • MAGNETIC FIELD DUE TO CURRENT

    HC VERMA ENGLISH|Exercise questions for short answer|12 Videos

Similar Questions

Explore conceptually related problems

An 8 cm long wire carrying a current of 10 A is placed inside a solenoid perpendicular to its axis. If the magnetic field inside the solenoid is 0.3 T, then magnetic force on the wire is

A semicircular wire of radius 5.0 cm carries a current of 5.0 A. A magnetic field B of magnitude 0.50 T exists along the perpendicular to the plane of the wire. Find the magnitude of the magnetic force acting on the wire.

A 3*0cm wire carrying a current of 10A is placed inside a solenoid perpendicular to its axis. The magnetic field inside the solenoid is given to be 0*27T . What is the magnetic force on the wire?

A uniform but time varying magnetic field B=(2t^3+24t)T is present in a cylindrical region of radius R =2.5 cm as shown in figure. The force on an electron at P at t=2.0 s is

A wire of length L carries a current i along the x-axis. A magnetic field B=B_0(hati+hatj+hatk) exists in the space. Find the magnitude of the magnetic force acting on the wire.

A unifrom magnetic field B exists in a cylindrical region of radius 10 cm as shown in. A uniform wire of length 80 cm and resistance 4.0 Omega is bent into a square frame and is placed with one side along a diameter of the cylindrical region. If the magnetic field increases at a constant rate of 0.010 T/s, find the current induced in the frame.

A unifrom magnetic field B exists in a cylindrical region of radius 1 cm as shown in figure. A uniform wire of length 16 cm and resistance 4.0 Omega is bent into a square frame and is placed with one side along a diameters of the cylindrical region. If the magnetic field increaes at a constant rate of 1 T/s find the current induced in the frame.

1.2 amp current is flowing in a wire of 0.3 m length, It is placed perpendicular to the magnetic field (identical to 2T). The force acting on the wire will be:

Find the magnetic field B due to a semicircular wire of radius 10.0 cm carrying a current of 5.0A at its centre of curvature .

The long, staight wires, each carrying an electric current of 5.0 A, are kept parallel to each other at a separation of 2.5 cm. Find the magnitude of the magnetic force experienced by 10 cm of a wire.

HC VERMA ENGLISH-MAGNETIC FIELD-Exercises
  1. Consider a 10cm long protion of a straight wire carrying a current of ...

    Text Solution

    |

  2. A current of 2 A enters at the corner d of a square frame abcd of side...

    Text Solution

    |

  3. A magnetic field of strength 1.0 T is produced by a strong electromagn...

    Text Solution

    |

  4. A wire of length l carries a current I along the x-asis. A magnetic fi...

    Text Solution

    |

  5. A current of 5.0 A exists in the circuit shown in The wire PQ has a l...

    Text Solution

    |

  6. A circular loop of radius a, carrying a current I, is placed in a tow ...

    Text Solution

    |

  7. A hypthetical magnetic field existing in a region is given by vecB= B0...

    Text Solution

    |

  8. A rectangular wire-loop of width a is suspended from the insulated pa...

    Text Solution

    |

  9. A current loop of arbitrary shape lies in a uniform magnetic field B. ...

    Text Solution

    |

  10. Prove that the force acting on a current carrying wire, joining two f...

    Text Solution

    |

  11. A semicircular wire of radius 5.0 cm carries a current of 5.0 A. A ma...

    Text Solution

    |

  12. A wire, carrying a current i, is kept in the x-y plane along the curve...

    Text Solution

    |

  13. A rigid wire consists of a semicircular portion of radius R and two s...

    Text Solution

    |

  14. A straight horizontal wire of mass 10mg and length 1.0 cm carries a cu...

    Text Solution

    |

  15. Two metal strips, each of length, each of length l, are clamped paral...

    Text Solution

    |

  16. A matel wire PQ of mass 10g lies at rest on two horizontal metal rails...

    Text Solution

    |

  17. A straight wire of length l can slide on two parallel plastic rails k...

    Text Solution

    |

  18. A circular loop of radius a, carrying a current I, is placed in a tow ...

    Text Solution

    |

  19. A ring of radius 0.1m is made out of thin metallic wire of area of cro...

    Text Solution

    |

  20. The magnetic field existing in a region is given by vecB =B0(1+(x)/(l)...

    Text Solution

    |