Home
Class 12
PHYSICS
The magnetic moment of a magnet is 3.6xx...

The magnetic moment of a magnet is `3.6xx10^(-3)A.m^(2)`. Its pole strength is `120`mili amp.M`. Its magnetic length is

A

3cm

B

0.3 cm

C

3.3 cm

D

33 cm

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • JEE MOCK TEST 10

    NTA MOCK TESTS|Exercise PHYSICS|25 Videos
  • JEE MOCK TEST 12

    NTA MOCK TESTS|Exercise PHYSICS - SUBJECTIVE NUMERICAL|5 Videos

Similar Questions

Explore conceptually related problems

The magnetic moment of a bar magnet is 0.256amp.m^(2) . Its pole strength is 400 milli amp. m . It is cut into two equal pieces and these two pieces are arranged at right angles to each other with their unlike poles in contact (or like poles in contact). The resultant magnetic moment of the system is

The magnetic moment of bar magnet of length ' "2l and pole strength 'm' is

The magnetic moment of a magnet of mass 150 g is 18 xx 10^(-3) A m^(2) . If the density of the material of magnet is 15 xx 10^(3) kg / m^(3) , then intensity of magnetization (in (A/ m^2 ) will be

The magnetic moment of a bar magnet of geometric length 20 cm is 3.6xx10^(-6) Am^(2) The magnetic length is 90% of its geometric length the pole strength is

A magnetic dipole has a magnetic moment of 5 Am^(2) . What is its pole strength if its magnetic length is 10 cm?

The moment of a magnet is 3 xx 10^(-1)A m^(2) and the length of the magnet is 10cm. The pole strength of the magnet is (in A.m)

Two magnets of a magnet is 16 cm . Its pole strength is 250 milli.amp.m . When it is cut into four equal pieces parallel to its axis, The magnetic length, pole strength and moments of each piece are: (respectively)

The effective length of magnet is 31.4cm and its pole strength is 0.8Am. The magnetic moment, if it is bent in the form of a semicircle is… A-m^(2) .

The magnetic moment of a length 10 cm and pole strength 4.0 Am will be

NTA MOCK TESTS-JEE MOCK TEST 11-PHYSICS
  1. The magnetic moment of a magnet is 3.6xx10^(-3)A.m^(2). Its pole stren...

    Text Solution

    |

  2. An isolated soap bubble is kept in a container in which the pressure i...

    Text Solution

    |

  3. A 200 Omega resistance has a certain colour code as per standard colo...

    Text Solution

    |

  4. Four identical heat conductors are connected as shown in the figure. T...

    Text Solution

    |

  5. A block starts moving up a fixed inclined plane of inclination 60^(@)...

    Text Solution

    |

  6. A smooth semicircular wire-track of radius R is fixed in a vertical pl...

    Text Solution

    |

  7. One slit of a double slit experiment is covered by a thin glass plate ...

    Text Solution

    |

  8. A small satellite of mass m is revolving around earth in a circular or...

    Text Solution

    |

  9. The minimum velocity v with which charge q should be projected so tha...

    Text Solution

    |

  10. An AC is given by the equation i=i(1)cos omegat+i(2)sin omegat. The r....

    Text Solution

    |

  11. Two particles of masses m and 3m approach each other with different ve...

    Text Solution

    |

  12. In the following common emitter configuration an NPN transistor with c...

    Text Solution

    |

  13. After 280 days, the activity of a radioactive sample is 6000 dps. The ...

    Text Solution

    |

  14. A conductor carrying current I is of the type as shown in figure. Find...

    Text Solution

    |

  15. An electron of mass 'm' is accelerated through a potential difference...

    Text Solution

    |

  16. A pipe of length 1.5 m closed at one end is filled with a gas and it r...

    Text Solution

    |

  17. If the unit of force is 100 N, unit of length is 10m and unit of time ...

    Text Solution

    |

  18. In a photoelectric effect experiment, stopping potential changes by 30...

    Text Solution

    |

  19. A uniform rod of length L is free to rotate in a vertical plane about ...

    Text Solution

    |

  20. The output Y of the combination of logic gates shown is equal to

    Text Solution

    |