Home
Class 8
PHYSICS
The effective length of the magnet shown...


The effective length of the magnet shown above is ______.

A

y

B

2y

C

x

D

x/2

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MAGNETISM

    PEARSON IIT JEE FOUNDATION|Exercise Fill in the blanks|7 Videos

  • MAGNETISM

    PEARSON IIT JEE FOUNDATION|Exercise Matching|1 Videos

  • MAGNETISM

    PEARSON IIT JEE FOUNDATION|Exercise Short answer type question|20 Videos

  • LIGHT

    PEARSON IIT JEE FOUNDATION|Exercise COMPETITION CORNER|59 Videos

  • MEASUREMENTS

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|10 Videos

Similar Questions

Explore conceptually related problems

The effective length of the first magnet is two times that of the second magnet. The effective length of the third magnet is one-third of the first magnet. If the effectiv length of the second magnet is 7.5 cm, the effective length of the third magnet is ______

The effective length of a bar magnet is equal to _____

What is the effective length of a bar magnet ?

Magnetic length of a bar magnet is

The effective length of a magnet is 31.4 cm and its pole strenth is 0.5 Am. The magnetic moment, if it is bent in the form of a semicircile will be

If the length of the magnet is l, then the effective length of the magnet is

PEARSON IIT JEE FOUNDATION-MAGNETISM -Concept Application (level-1)
  1. The above diagrame is the pattern of magnetic lines of force obtained ...

    Text Solution

    |

  2. In the single touch method of magnetization , the north pole of a bar ...

    Text Solution

    |

  3. Assertion: Magnetic lines of force never intersect. Reason: The dire...

    Text Solution

    |

  4. The vertical plane in which magnetic needle lies at a place is called

    Text Solution

    |

  5. The effective length of the magnet shown above is .

    Text Solution

    |

  6. The equatorial meridian of a magnet

    Text Solution

    |

  7. A bar magnet is moved over a steel bar as shown in the figure. Choos...

    Text Solution

    |

  8. When a magnet is broken into two parts,

    Text Solution

    |

  9. In the electrical method of magnetization, the polarity of the end in ...

    Text Solution

    |

  10. An electric bell works on the principle of

    Text Solution

    |

  11. Define angle of declination.

    Text Solution

    |

  12. Which of the follwing molecular species does not exist?

    Text Solution

    |

  13. Which of the following substance is repelled by strong magnet ?

    Text Solution

    |

  14. In Which of the following devices is a permanent magnet not used ?

    Text Solution

    |

  15. A substance placed near a strong magnet is attracted by it, substance ...

    Text Solution

    |

  16. In an unmagnetised iron bar, the molecules form .

    Text Solution

    |

  17. Arrange the following statement in sequential order the process of plo...

    Text Solution

    |

  18. A bar magnet has a pole strength of 15 Am. If the distance from its ce...

    Text Solution

    |

  19. Arrange the following statement is sequential order to magnetize a ste...

    Text Solution

    |

  20. The magnetic moment of a bar magnet 'A' and its length are twice that ...

    Text Solution

    |