Home
Class 12
PHYSICS
Figure show a square loop of side 0.5 m ...

Figure show a square loop of side `0.5 m` and resistance `10Omega`. The magnetic field has a magnitude `B=1.0T`. The work done in pulling the loop out of the field slowly and uniformly in `2.0s` is

A

`3.125 xx10^(-3)J`

B

`6.25 xx10^(-4)J`

C

`1.25 xx10^(-2)J`

D

`5.0 xx10^(-4)J`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 70

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

  • NTA NEET SET 72

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

Figures shows a square loop of side 1m and resistance 1Omega . The magnetic field on left side of line PQ has a magnitude B=1.0T. The work done in pulling the loop out of the field uniformly in 1 s is

Figure shows loop of 200 turns and side a=3m and resistance of one coil R=1000 Omega . The work done in pulling the loop out of the field, slowly and uniformly in 1.0 s is

A conducting square loop of side 10 cm is placed in a region of uniform magnetic field 0.5 T as shown in the figure. Calculate the work done in slowly moving the loop out of the field in 2 seconds with a speed of 0.05 m s^(-1) . The resistance of loop is 10 Omega .

A circular conducting loop of area 100 cm^(2) and resistance 3 Omega is placed in a magnetic field with its plane perpendicular to the field. If the field is spatially uniform but varies with time t (in second) as B(t) = 1.5 cos omega t tesla, the peak value of the current in the loop is

A square loop of side 20 cm and resistance 0.30 Omega is placed in a magnetic field of 0.4 T. The magnetic field is at an angle of 45^(@) to the plane of loop. If the magnetic field is reduced to zero in 0.5 s, then find the induced emf and induced current in the loop in this time interval.

A square loop of side 20 cm is placed on a plane and magnetic field intensity of 0.1 T is applied at an angle 30 with the plane of the loop. Magnetic field is changed to zero uniformly within 0.8 second. Calculate the emf induced in the loop.

A current of 2*00 A exists in a square loop of edge 10*0 cm . Find the magnetic field B at the centre of the square loop.

A square loop of side 20 cm is placed on a plane and magnetic field intensity of 0.1 T is applied at an angle 30^(@) with the plane of the loop. Magnetic field is changed to zero uniformly within 0.8 second. Calculate the induced emf and current in the loop.

NTA MOCK TESTS-NTA NEET SET 71-PHYSICS
  1. A circuit consists of three identical lamps connected to a battery as ...

    Text Solution

    |

  2. A current of 5A is flowing at 220V in the primary coil of a transforme...

    Text Solution

    |

  3. Figure show a square loop of side 0.5 m and resistance 10Omega. The ma...

    Text Solution

    |

  4. Two positive ions , each carrying a charge q , are separated by a dist...

    Text Solution

    |

  5. A hollow insulated conducting sphere is given a positive charge of 10 ...

    Text Solution

    |

  6. A particle is kept at rest at a distance R (earth's radius) above the ...

    Text Solution

    |

  7. A car accelerates from rest at a constant rate for some time after wh...

    Text Solution

    |

  8. How is the temperature of stars determined by

    Text Solution

    |

  9. Two moles of a certain ideal gas at 300K is cooled at constant volume ...

    Text Solution

    |

  10. If 50 cal of heat is supplied to the system containing 2 mol of an ide...

    Text Solution

    |

  11. A bar magnet is cut into two equal halves by a plane parallel to the m...

    Text Solution

    |

  12. A wire of arbitrary shape carries a current I = 2 A. Consider the port...

    Text Solution

    |

  13. The ratio of the magnetic fields due to small bar magnet in end positi...

    Text Solution

    |

  14. A stone is released from an aeroplane which is rising with upward acce...

    Text Solution

    |

  15. An artillary piece which consistently shoots its shells with the same ...

    Text Solution

    |

  16. A rod length AB is moving with ends remaining in contact with friction...

    Text Solution

    |

  17. A block of mass 1 kg lies on a horizontal surface in a truck. The coef...

    Text Solution

    |

  18. An alpha particle of energy 5 MeV is scattered through 180^(@) by a fo...

    Text Solution

    |

  19. The half-life of a radioactive sample is T. If the activities of the s...

    Text Solution

    |

  20. The length of a magnet is large compared to its width and breadth. The...

    Text Solution

    |