Home
Class 12
PHYSICS
In a permanent magnet at room temperatur...

In a permanent magnet at room temperature

A

Domains are all perfectly aligned.

B

Magnetic moment of each molecule is zero.

C

The individual molecules have non-zero magnetic moment which are all perfectly aligned.

D

Domains are partially aligned.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MODEL TEST PAPER 9

    KCET PREVIOUS YEAR PAPERS|Exercise Physics|60 Videos

  • SOLVED PAPER 04

    KCET PREVIOUS YEAR PAPERS|Exercise PHYSICS|60 Videos

Similar Questions

Explore conceptually related problems

Fe_(3)O_(4) is ferrimagnetic at room temperature but at 850 K it becomes :

State, briefly, an efficient way of making a permanent magnet. Write two properties to select suitable materials for making permanent magnets.

The forbidden gap in the energy bands of Germanium at room temperature is about

The compound which gives turbidity immediately with Lucas reagent at room temperature is

Write the IUPAC name of the product formed when aniline reacts with bromine water at room temperature and the equation for the reaction.

Which allotrope of sulphur is thermally stable at room temperature?

A piece of blue glass heated to a high temperature and a piece of red glass at room temperature, are taken inside a dimly lit room, then

What is the average electron thermal velocity at room temperature?

What is the action of bromine water on benzanamine (aniline) at room temperature?

KCET PREVIOUS YEAR PAPERS-PHYSICS-MCQs
  1. A rod of length 2 m slides with a speed of 5 ms^(-1) on a rectangl...

    Text Solution

    |

  2. The ratio of magnetic field at the centre of a current carrying circul...

    Text Solution

    |

  3. In a permanent magnet at room temperature

    Text Solution

    |

  4. The power factor of R-L circuit is (1)/(sqrt(3)).If the inductive rea...

    Text Solution

    |

  5. In the given circuit , the resonamt frequency is

    Text Solution

    |

  6. The current in a coil of inductance 0.2 H changes from 5 A to 2 A in 0...

    Text Solution

    |

  7. In the given circuit the peak voltages across C, L and Rare 30 V, 110 ...

    Text Solution

    |

  8. The refracting angle of a prism is A and refractive index of material ...

    Text Solution

    |

  9. A light beam of intensity 20 W//cm^(2) is incident normally on a perfe...

    Text Solution

    |

  10. An object approaches a convergent lens from the left of the lens with ...

    Text Solution

    |

  11. Two poles are separated by a distance of 3.14 m. The resolving po...

    Text Solution

    |

  12. The following figure shows a beam of light converging at point P ....

    Text Solution

    |

  13. Three polaroid sheets P(1), P(2) and P(3) are kept parallel to each ...

    Text Solution

    |

  14. The following graph represents the variation of photo current with...

    Text Solution

    |

  15. In Young's Double Slit Experiment the distance between the slits ...

    Text Solution

    |

  16. The de - Broglie wavelenght assoicated with electron of hydrogen ...

    Text Solution

    |

  17. Name the parts A, B and C shown in the following diagram and state one...

    Text Solution

    |

  18. The period of revolution of an electron revolving in n^(th) orbi...

    Text Solution

    |

  19. Angular momentum of an electron in hydrogen atom is (3h)/(2 pi)...

    Text Solution

    |

  20. A radio - active element has half - life of 15 years. What is th...

    Text Solution

    |