Home
Class 12
PHYSICS
A compass needle which is allowed to mov...

A compass needle which is allowed to move in a horizontal plane is taken to a geomagnetic pole it

A

will become rigid showing no movement

B

will stay in any position

C

will stay in north south direction only

D

will stay in east west direction only

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS-I, II AND III

    PATHFINDER|Exercise QUESTION BANK|290 Videos
  • MAGNETISM AND MATTER

    PATHFINDER|Exercise QUESTION BANK|32 Videos

Similar Questions

Explore conceptually related problems

Statement I : A magnetic needle which can rotate in a horizontal plane undergoes a deflection when current is passed through a conducting wire, placed above and parallel to it. Statement II : A magnetic field is developed around a current carrying conductor.

A bar magnet of length 8 cm is placed on a horizontal plane in the magnetic with its north pole pointing north . If the magnetic moment moment of the the magnet be 90 CGB units and the horizontal component of earth's magnetic field be 0.35 Oe , determine the positions of the neutral points .

A magnetic needle free to rotate in a vertical plane parallel to the magnetic meridian has its north tip down at 60^@ with the horizontal. The horizontal component of the earth's magnetic field at the place is known to be 0.4G. Determine the magnitude of the earth's magnetic field at the place.

A ladder 20 ft long leans against a vertical wall. The top end slides downwards at the rate of 2 ft per second. The rate at which the lower end moves on a horizontal floor when it is 12 ft from the wall is

If the intensity of geomagnetic field at the magnetic poles of the earth be 32A.m^(-1) , the horizontal component of the geomagnetic field intensity there is

PATHFINDER-MAGNETIC EFFECT OF CURRENT AND ELECTROMAGNETISM-I,II AND III-QUESTION BANK
  1. A proton carrying 1MeV kinetic energy is moving in a circular path of ...

    Text Solution

    |

  2. A charge particle travels along a straight lines with a speed nu in a...

    Text Solution

    |

  3. A compass needle which is allowed to move in a horizontal plane is tak...

    Text Solution

    |

  4. A magnetic needle suspended parallel to a magnetic field requires sqrt...

    Text Solution

    |

  5. Assertion. Susceptiblity is defined as the ratio of intensity of magne...

    Text Solution

    |

  6. Five parallel infinite wires are placed at the vertices of a regular p...

    Text Solution

    |

  7. A long wire bent as shown in figure carries current t if the radius of...

    Text Solution

    |

  8. A current I flows in a long stright wire with its cross section having...

    Text Solution

    |

  9. A particle of charge q and mass m is projected with a velocity v0 towa...

    Text Solution

    |

  10. An insulating rod of length l carries a charge q distributed uniformly...

    Text Solution

    |

  11. A small block of mass m having charge q is palced on a frictionless in...

    Text Solution

    |

  12. In figure a coil of single turn is wound on a sphere of radius r and m...

    Text Solution

    |

  13. A conducting rod of length l and mass m is moving down a smooth inclin...

    Text Solution

    |

  14. Two identical particles having the same mass m and charges +q and -q s...

    Text Solution

    |

  15. In the figure a charged sphere of mass m and charge q starts sliding f...

    Text Solution

    |

  16. A circular loop of wire is carrying a current I (as shown in the figur...

    Text Solution

    |

  17. A straight conductor of mass m and carrying a current I is hinged at o...

    Text Solution

    |

  18. Shown in the figure ia a very long semi cyllinderical conducting shell...

    Text Solution

    |

  19. A charge particle of mass m and charge q is projected into a uniform m...

    Text Solution

    |

  20. In the figure shown a coil of single turn is wound on a sphere of radi...

    Text Solution

    |