Home
Class 12
PHYSICS
A square coil ACDE with its plane vertic...

A square coil `ACDE` with its plane vertically is released from rest in a horizontal uniform magnetic field `vec(B)` of length `2L` . The accelaration of the coilis

A

less than g for all the time till loop crosses the magnetic field completely.

B

less than g when it enters the field and greater than g when it comes out of the field.

C

g all the time.

D

less than g when enters and comes out of the field but equal to g when it is within the field.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • NTA NEET SET 88

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos
  • NTA NEET SET 90

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

A metal rod of length l pivoted at is upper end. It is released from a horizontal position. There is a uniform magnetic field _|_ to its plane of rotation. When it becomes vertical, the p.d. across its ends is proportional to

A circular coil of 200 turns, radius 5cm carries a current of 2*5A . It is suspended vertically in a uniform horizontal magnetic field of 0*25T , with the plane of the coil making an angle of 60^@ with the field lines. Calculate the magnitude of the torque that must be applied on it to prevent it from turning.

A circular coil of 100turns radius 10cm, carries a current of 5A. It is suspended vertically in a uniform horizontal magnetic field of 0.5T and the field lines make an angle of 60^(@) with the plane of the coil. The magnitude of the torque that must be applied on it to prevent it from turning is

A rectangular coil is placed in a region having a uniform magnetic field B perpendicular to the plane of the coil. An emf will not be induced ion the coil if the

If plane of coil and uniform magnetic field B(4T0 is same then torque on the current carrying coil is

NTA MOCK TESTS-NTA NEET SET 89-PHYSICS
  1. A uniformly charged thin spherical shell of radius R carries uniform s...

    Text Solution

    |

  2. AB is a resistanceless conducting rod which forms a diameter of a cond...

    Text Solution

    |

  3. A square coil ACDE with its plane vertically is released from rest in ...

    Text Solution

    |

  4. If g is the acceleration due to gravity on earth's surface, the gain o...

    Text Solution

    |

  5. The value of acceleration due to gravity

    Text Solution

    |

  6. A cylinder of radius R made of a material of thermal conductivity K1 i...

    Text Solution

    |

  7. If one mole of a monoatomic gas (gamma=5//3) is mixed with one mole of...

    Text Solution

    |

  8. An engine has an efficiency of 1/6. When the temperature of sink is re...

    Text Solution

    |

  9. The earth's magnetic field at a certain point is 0.70 gauss. This fiel...

    Text Solution

    |

  10. A proton beam passes without deviation through a region of space where...

    Text Solution

    |

  11. A, B, C are points in a vertical line such that AB = BC. If a body fal...

    Text Solution

    |

  12. A body is released from a great height and falls freely towards the ea...

    Text Solution

    |

  13. System shown in figure is in equilibrium and at rest. The spring and s...

    Text Solution

    |

  14. Two masses of 10kg and 5kg are suspended from a rigid support as shown...

    Text Solution

    |

  15. If a radioactive substance reduces to (1)/(16) of its original mass in...

    Text Solution

    |

  16. Two nuclei A and B are isotonic with mass numbers 15 and 16 respective...

    Text Solution

    |

  17. A small mass executes linear SHM about O with amplitude a and period T...

    Text Solution

    |

  18. A simple pendulum of length l is suspended from the celing of a cart ...

    Text Solution

    |

  19. The work function of metal is 1 eV. Light of wavelength 3000 Å is inc...

    Text Solution

    |

  20. A 100 W sodium lamp radiates energy uniformly in all directions. The ...

    Text Solution

    |