Home
Class 12
PHYSICS
A closed coil consists of 500 turns has ...

A closed coil consists of 500 turns has area `4 cm^2` and a resistance of `50 Omega`. The coil is kept with its plane perpendicular to a uniform magnetic field of `0.2 Wb/m^2`. Calculate the amount charge flowing through the coil if it is rotated through `180^@`

A

`1.6xx10^(-19)C`

B

`1.6xx10^(-9) C`

C

`1.6 xx10^(-3) C`

D

`1.6xx10^(-2) C`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF MATTER AND RADIATION

    DISHA|Exercise Physics|30 Videos

  • ELECTROMAGNETIC WAVES

    DISHA|Exercise Physics|29 Videos

Similar Questions

Explore conceptually related problems

A square coil of 10^(-2) m^(2) area is placed perpenducular to a uniform magnetic field of 10^(3) Wb//m^(2) . What is magnetic flux through the coil?

A closed circular loop of 200 turns of mean diameter 50 cm & having a total resistance of 10 Omega is placed with its plane at right angle to a magnetic field of strength 10^(-2) Tesla.Calculate the quantity of electric charge passed through it when the coil is turned through 180^(@) about an axis in its plane.

A coil having 50 turns and an area of 800 cm^(2) is held with its plane perpendicular to uniform magnetic field of induction 5xx10^(-5)Wb//m^(2) . If it is pulled out of the field in 2 second, then the emf induced in the coil will be

A circular coil of 200 turns and mean radius 30 cm is placed in a uniform magnetic field of induction 0.02 T and is free to rotate about an axis coinciding with its own plane, but perpendicular to the uniform magnetic field. The coil is in closed circuit having a total resistance of 50 Omega . if the plane of the coil is initially perpendicular to the field find the charge flown through the circuit, when the coil is rotated through (i) 60^@ (ii) 180^@ .

2A closed coil of copper whose area is 1m xx 1m is free to rotate about an axis. The coil is placed perpendicular to a magnetic field of 0.10 Wb//m^(2) . It is rotated through 180^(@) in 0.01 second. Then (The resistance of the coil is 2.0Omega )

A coil has 50 turns and its area is 500 cm^(2) . It is rotating at the rate of 50 r.p.s. at right angles to a magnetic field of 0.5 Wb//m^(2) . Calculate the maximum value of electromotive force developed across the ends of the coil.

A rectangular coil of 100 turns has length 5 cm and width 4 cm. it is placed with its plane parallel to a uniform magnetic field and a current of 2 A is sent through the coil. Find the magnitude of the magnetic field B, if the torque acting on the coil is 0.2 Nm^(-1).

A current coil of total resistance R is kept inside magnetic field. How is the change in magnetic flux through the coil related to the amount of charge passing through the coil?

DISHA-ELECTROMAGNETIC INDUCTION-Physics
  1. The distance between the ends of wings of an aeroplane is 3m. This aer...

    Text Solution

    |

  2. A gramophone disc of brass of diameter 30 cm rotates horizontally at t...

    Text Solution

    |

  3. A closed coil consists of 500 turns has area 4 cm^2 and a resistance o...

    Text Solution

    |

  4. A copper disc of radius 0.1 m rotates about its centre with 10 revolut...

    Text Solution

    |

  5. Two rail tracks, insulated from each other and the ground, are connect...

    Text Solution

    |

  6. The annular disc of copper, with inner radius a and outer radius b is ...

    Text Solution

    |

  7. A conducting wire in the shape of Y with each side of length l is movi...

    Text Solution

    |

  8. A rectangular coil of size 10 cm xx 20 cm has 60 turns. It is rotating...

    Text Solution

    |

  9. 2A closed coil of copper whose area is 1m xx 1m is free to rotate abou...

    Text Solution

    |

  10. 5.5 xx 10^(–4) magnetic flux lines are passing through a coil of resis...

    Text Solution

    |

  11. In Fig. shown, the rod has a resistance R, the horizontal rails have n...

    Text Solution

    |

  12. In Fig. shown, the rod has a resistance R, the horizontal rails have n...

    Text Solution

    |

  13. In Fig. shown, the rod has a resistance R, the horizontal rails have n...

    Text Solution

    |

  14. Statement-1 : The induced e.m.f. and current will be same in two ident...

    Text Solution

    |

  15. Statement-1 : An aircraft flies along the meridian, the potential at t...

    Text Solution

    |

  16. Asseration:Lenz's law violates the principle of conservation of energy...

    Text Solution

    |

  17. A current increase uniformly from zero to one ampere in 0.01 second , ...

    Text Solution

    |

  18. The current in a coil varies with respect to time t as I=3t^(2)+2t. If...

    Text Solution

    |

  19. Two circule coil can be arranged in any of the three situations shown ...

    Text Solution

    |

  20. A current of 10 A in primary of a circuit is reduced to zero at a unif...

    Text Solution

    |