Home
Class 12
PHYSICS
A conduting ring R is placed on the axis...

A conduting ring `R` is placed on the axis of a bar magnet `M` . The plane of `R` is perpendicular to this axis. `M` can move along this axis

A

`M` will repel `R` when moving towards `R`

B

`M` will attract `R` when moving towards `R`

C

`M` will repel `R` when moving towards as well as away from `R`

D

`M` will attract `R` when moving towards as well as away from `R`

Text Solution

Verified by Experts

The correct Answer is:
A
NA
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    CP SINGH|Exercise EXERCISES|141 Videos

  • CURRENT ELECTRICITY

    CP SINGH|Exercise Exercise|137 Videos

  • ELECTROMAGNETIC WAVES

    CP SINGH|Exercise EXERCISES|21 Videos

Similar Questions

Explore conceptually related problems

A conducting ring R is placed on the axis of a bar magnet M. The plane of R is perpendicular to this axis, M can move along this axis.

A small coil of radius 0.002 m is placed on the axis of a magnet of magnetic moment 10^(5) JT^(-1) and length 0.1 m at a distance of 0.15 m from the centre of the magnet. The plane of the coil is perpendicular to the axis of the magnet. Find the force on the when a current of 2.0 A is passed through it.

A long straight wire is placed along the axis of a circuit ring of radius R. The mutual inductance of this system is

There is a conducting ring of radius R . Another ring having current i and radius r (r lt lt R) is kept on the axis of bigger ring such that its center lies on the axis of bigger ring at a distance x from the center of bigger ring and its plane is perpendicular to that axis. The mutual inductance of the bigger ring due to the smaller ring is

One ring of radius R and mass m and one solid sphere of same mass m and same radius R are placed with their centres on positive x-axis. We are moving from some finite distance on negative x-axis towards positive x-axis plane of the ring is perpendicular to x-axis. How will the net gravitational field vary with distance moved on x-axis We move only up to surface of solid sphere. O is the origin.

Find the out the moment of inertia of a ring having uniform mass distribution of mass M and radius R about an axis which is tangent ot the ring and a in the plane of the ring b . perpendicular to the plane of the ring.

A semicircle conducting ring of radius R is placed in the xy plane, as shown in Fig. A uniform magnetic field is set up along the x-axis. No emf, will be induced in the ring if

A ring is rotated about diametric axis in a uniform magnetic field perpendicular to the plane of the ring. If initially the plane of the ring is perpendicular to the magnetic field. Find the instant of time at which EMF will be maximum & minimum respectively. (Figure: )

A current carrying wire is placed along the axis of a uniformly charged circular ring. If the ring starts rotating about its central axis what will be force on the current carrying wire due to the moving charges of ring.

CP SINGH-ELECTROMAGNETIC INDUCTION-EXERCISES
  1. shows a horizontal solenoid connected to a battery and a switch. A cop...

    Text Solution

    |

  2. An aluminium ring B faces an electromagnet A. The current I through A ...

    Text Solution

    |

  3. A conduting ring R is placed on the axis of a bar magnet M . The plane...

    Text Solution

    |

  4. Two circular loops of equal radii are placed coaxially at some separat...

    Text Solution

    |

  5. Two identical coaxial circular loops carry a current i each circulatin...

    Text Solution

    |

  6. Two circular coil P and Q are arranged coaxially as shown. The sign co...

    Text Solution

    |

  7. Two circular loops P and Q are placed with their planes paraller to ea...

    Text Solution

    |

  8. A small, conducting circular loop is placed inside a long solenoid car...

    Text Solution

    |

  9. A small magnet M is allowed to fall through a fixed horizontal conduct...

    Text Solution

    |

  10. In the previous question, the directions of the current flowing in the...

    Text Solution

    |

  11. A copper ring having a cut such as not to from a complete loop is held...

    Text Solution

    |

  12. Lenz's law is consequence of the law of conservation of

    Text Solution

    |

  13. A coducting circular loop of area 1mm^2 is placed coplanarly with a lo...

    Text Solution

    |

  14. A rectangular coil of single trun, having area A , rotates in a unifor...

    Text Solution

    |

  15. A conducting square loop having edges of length2.0 cm is rotated throu...

    Text Solution

    |

  16. A conducting looop of area 5.0cm^(2) is placed in a magnetic field whi...

    Text Solution

    |

  17. A thin circular ring of area A is held perpendicular to a uniform magn...

    Text Solution

    |

  18. A rectangular coil is placed in a region having a uniform magnetic fie...

    Text Solution

    |

  19. A cylindrical bar amgnet is kept along the axis of a circular coil. If...

    Text Solution

    |

  20. A long slenoid of radius 2 cm has 100 turns/cm and carries a current o...

    Text Solution

    |