Home
Class 12
PHYSICS
The period of oscillations of a magnet i...

The period of oscillations of a magnet is 2 sec. When it is remagnetised so that the pole strength is 4 times its period will be

A

4 s

B

1 s

C

2 s

D

`(1)/(2) s`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 23

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 26

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

The period of oscillation of a magnet at a place is 4 seconds. When it is remagnetised, so that the pole strength becomes 1//9th of initial value, the period of oscillation in seconds is

Time period of oscillation of a magnetic needle is

The time period of oscillation of a body is 0.25 sec. Its frequency is ………….Hz.

The period of oscillations of a magnetic needle in a magnetic field is 1.0 sec. If the length of the needle is halved by cutting it, the time perood will be

The time period of oscillations of a simple pendulum is 1 minute. If its length is increased b 44% then its new time period of oscillation will be

The period of oscillation of a freely suspended bar magnet is 4 second. If it is cut into two equal parts length wise then the time period of each part will be

Time Period Or Period Of Oscillation

A magnet has time period of oscillations T in earth's magnetic field at a place. If it is replaced by a magnet of magnetic moment six times the magnetic moment of the original one, the time period at the same place will be

NTA MOCK TESTS-NTA NEET SET 24-PHYSICS
  1. A man weighing 60 kg is standing on a trolley weighting 240 kg. The tr...

    Text Solution

    |

  2. What will be maximum speed of a car on a curved road of radius 30 m , ...

    Text Solution

    |

  3. The period of oscillations of a magnet is 2 sec. When it is remagnetis...

    Text Solution

    |

  4. Current passing through 1Omega resistance is zero. The the emf E is

    Text Solution

    |

  5. The circuit shown here is used to compare the e.m.f. of the two cells ...

    Text Solution

    |

  6. In a series LCR circuit, the voltage across the resistance, capacitanc...

    Text Solution

    |

  7. A small, metal wire loop is dragged across the gap between the poles o...

    Text Solution

    |

  8. An infinitely long line of linear charge density lambda is shown in th...

    Text Solution

    |

  9. Three capacitors each of capacity 4 muF are to be connected in such a ...

    Text Solution

    |

  10. Two satellite of mass m and 9 m are orbiting a planet in orbits of rad...

    Text Solution

    |

  11. Let omega be the angular velocity of the earth's rotation about its ax...

    Text Solution

    |

  12. Two identical conducting rods are first connected independently to two...

    Text Solution

    |

  13. An ideal gas is taken around the cycle ABCA as shown in the P-V diagra...

    Text Solution

    |

  14. A refrigerator absorbs 2000 cal of heat from ice trays. If the coeffic...

    Text Solution

    |

  15. A vessel is filled with an ideal gas at a pressure of 10 atmospheres a...

    Text Solution

    |

  16. A conductor is carrying a current i. the magnetic field intensity at a...

    Text Solution

    |

  17. Identify the correct statement among the following.

    Text Solution

    |

  18. A body is thrown up in a lift with a velocity 5ms^(-1) relative to the...

    Text Solution

    |

  19. A particle is projected at an angle of 60^(@) above the horizontal wit...

    Text Solution

    |

  20. A packet of weight w is dropped with the help of a parachute and on st...

    Text Solution

    |