Home
Class 12
PHYSICS
A: The magnetic field lines have a tende...

A: The magnetic field lines have a tendency to avoid entering the body of a frog.
R: The body of a frog is diamagnetic in nature.

A

If both Assertion & Reason are the true and the reason is the correct explanation of the assertion, then mark (1)

B

If both Assertion & Reason are true but the reson is not the correct explanation of the assertion, then mark (2)

C

If Assertion is true statement but Reason is false, then mark (3)

D

If both Assertion and Reason are false statements, then mark (4)

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM AND MATTER

    AAKASH INSTITUTE ENGLISH|Exercise ASSIGNMENT (SECTION C)|34 Videos

  • LAWS OF MOTION

    AAKASH INSTITUTE ENGLISH|Exercise Assignment (SECTION-D) (Assertion-Reason Type Questions)|15 Videos

  • MECHANICAL PROPERTIES OF FLUIDS

    AAKASH INSTITUTE ENGLISH|Exercise SECTION - J|9 Videos

Similar Questions

Explore conceptually related problems

(A): Magnetic field lines can be entirely confined within the core of a toroid. But not within a straight solenoid. (R) : The magnetic field inside the solenoid is uniform.

A: magnetic field lines are continuous and form closed loops. R: Magnetic monopoles do not exist.

A: The magnetic field lines also represent the lines of force on a moving charged particle at every point. R: Force on a moving charge acts parallel to the magnetic field.

(A) : In electromagnetic waves electric field and magnetic field lines are perpendicular to each other. (R) : Electric field and magnetic field are self sustaining.

A: The magnetic field always accelerates a moving charge if the moving charge cuts the field lines. R: When a moving charge cuts the magnetic field lines, the magnetic force on the charge is always non zero.

A proton, a deuteron and an alpha particle having same momentum enter a uniform magnetic field at right angles to the field. Then the ratio of their angular momenta during their motion in the magnetic field is

A : In an electromagnetic wave the energy density in electric field is equal to energy density in magnetic field. R : Electromagnetic waves are transverse in nature.

A charged particle enters a region of uniform magnetic field at an angle of 85^@ to the magnetic line of force. The path of the particle is a circle. Is this statement true or false?

If a diamagnetic solution is poured into a U-tube and one aem of this U-tube placed between the poles of a strong magnet with the meniscus in a line with the field, then the level of the solution will

A: The relation between magnetic moment and angular momentum is true for every finite size body. R: Ratio of magnetic dipole moment and angular momentum is just dependent on specific charge of the body.

AAKASH INSTITUTE ENGLISH-MAGNETISM AND MATTER -ASSIGNMENT (SECTION D)
  1. A: A bar magnet does not exert a torque on itself due to its own field...

    Text Solution

    |

  2. A: A system can have magnetic moments even though its net charge is ze...

    Text Solution

    |

  3. A: The earth's magnetic field not only varies from point to point in s...

    Text Solution

    |

  4. A : In earn may nave even reversea the direction of its field several ...

    Text Solution

    |

  5. A: The earth's field departs from its dipole shape substantially at la...

    Text Solution

    |

  6. A: Paramagnetic sample displays greater magnetisation (for the magneti...

    Text Solution

    |

  7. A: Diamagnetism is almost indipendent of temperature. R: The induced...

    Text Solution

    |

  8. A: If a toroid uses bismuth for its core, then the field in the core w...

    Text Solution

    |

  9. A: Peramability of a ferromagnetic material is independent of the magn...

    Text Solution

    |

  10. A: The maximum possible magnetization of a paramagnetic sample is of t...

    Text Solution

    |

  11. A: Peramability of a ferromagnetic material is independent of the magn...

    Text Solution

    |

  12. A charged particle is released from rest in a region of steady and uni...

    Text Solution

    |

  13. A: magnetic field lines are continuous and form closed loops. R: Mag...

    Text Solution

    |

  14. Assertion : A superconductor is a perfect diamagnetic substance. Rea...

    Text Solution

    |

  15. A: Superconducting magnets are gainfully exploited in running magnetic...

    Text Solution

    |

  16. A: Diamagnetism is exhibited by all the substances. R: Diamagentism ...

    Text Solution

    |

  17. A: Above curie-point a ferromagnetic substance behaves as a paramagnet...

    Text Solution

    |

  18. A: Earth's magnetism protects us from many of thte harmful cosmic rays...

    Text Solution

    |

  19. A: In a diamagnetic substance each atom has a non-zero dipole moment b...

    Text Solution

    |

  20. A: The magnetic field lines have a tendency to avoid entering the body...

    Text Solution

    |