Home
Class 12
PHYSICS
A circular coil of radius 10 cm, 500 tur...

A circular coil of radius 10 cm, 500 turns and resistance 2`Omega` is placed with its plane, perpendicular to the horizontal component of the earth's magnetic field. It is rotated about its vertical diameter through `180^(@)` in 0.25s. The induced emf in the coil is (take `H_(E) = 3.0 xx 10^(-5)T`)

A

`6.6 xx 10^(-4)`V

B

`1.4 xx 10^(-2) V `

C

`2.6 xx 10^(-2)` V

D

`3.8 xx 10^(-3)` V

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER OF NEET 2017

    CHHAYA PUBLICATION|Exercise QUESTION PAPERS OF (JEE MAIN) (2017)|28 Videos

  • QUANTUM THEORY

    CHHAYA PUBLICATION|Exercise CBSE Scanner|29 Videos

  • QUESTION PAPER OF NEET 2018

    CHHAYA PUBLICATION|Exercise QUESTIONS|58 Videos

Similar Questions

Explore conceptually related problems

A circular coil of radius 10 cm, 500 turns and resistance 2 Omega is placed with its plane, perpendicular to the horizontal component of the earth's magnetic field. It is rotated about its vertical diameter through 180^(@) in 0.25 s. The induced emf in the coil is (take H_(E)=3.0xx10^(-5)T )

A circular conducting coil of radius a and resistance R is placed with its plane perpendicular to a magnetic field. The magnetic field varies with time according to the equation B=B_(0)sinomegat . Obtain the expression for the induced current in the coil.

Calculate the magnetic flux through a circular loop of diameter 40cm when placed vertically at a place Where horizontal component of the earth’s magnetic field is 2.0 xx 10^-5T .

A horizontal conducting rod 10 m long extending from east to west is falling with a speed 5.0 m . s^(-1) at right angles to the horizontal component of the Earth's magnetic field, 0.3xx10^(-4)Wb.m^(-2) . Find the instantaneous value of the emf induced in the rod.

A horizontal straight wire 5 m long extending from east to west is falling with a speed of 10 m/s at right angles to the horizontal component of earth's magnetic field 0.40xx10^(-4)Wb.m^(-2) . find the instantaneous value of emf induced in the wire.

A horozontal straight wire 5m long extending from east to west is falling with a speed of 10 ms^-1 at right angles to the horizontal component of earth's magnetic field 0.40xx10^-4 Wb m^-2 . Find the instantaneous value of emf induced in the wire

The magnetic flux across a coil, of 50 turns and of diameter 0.1 m, changes from 3xx10^(-4)Wb" to "10^(-4)Wb in 0.02 s. The emf induced in the coil is

CHHAYA PUBLICATION-QUESTION PAPER OF NEET 2017-QUESTION PAPERS OF (NEET) (2017)
  1. A student performs an experiment of measuring the thickness of a slab ...

    Text Solution

    |

  2. If the longest wavelength in the ultraviolet region of hydrogen spectr...

    Text Solution

    |

  3. A circular coil of radius 10 cm, 500 turns and resistance 2Omega is pl...

    Text Solution

    |

  4. Two reasons for using soft iron as the material for electromagnets.

    Text Solution

    |

  5. A person has near point at 60 cm. The focal length of spectacles lense...

    Text Solution

    |

  6. Two sides of a semiconductor germanuim crystal A and B are doped with ...

    Text Solution

    |

  7. A bulb connected in series with an air-cored solenoid is lit by an ac ...

    Text Solution

    |

  8. Due to Doppler effect, the shift in wavelength observed is 0.1 Å, for ...

    Text Solution

    |

  9. The angular momentum of a rigid body of mass m about an axis is n time...

    Text Solution

    |

  10. A parallel plate capacitor is to be designed, using a dielectric of di...

    Text Solution

    |

  11. A cyclist on a level road takes a sharp circular turn of radius 3 m (g...

    Text Solution

    |

  12. An electron moves straight inside a charged parallel plate capacitor o...

    Text Solution

    |

  13. The volume of 1 mole of an ideal gas with the adiabatic exponent lambd...

    Text Solution

    |

  14. Two coherent sources of intensity ratio alpha interfere. The value of ...

    Text Solution

    |

  15. When the temperature of a gas is raised from 30^(@)C to 90^(@)C, the p...

    Text Solution

    |

  16. A parallel beam of light of wavelength lambda is incident normally on ...

    Text Solution

    |

  17. A thin uniform rod of mass M and length L is rotating about a perpendi...

    Text Solution

    |

  18. Two open organ pipes of fundamental frequencies n(1) and n(2) are join...

    Text Solution

    |

  19. The density of a metal at normal pressure is rho. Its density when it ...

    Text Solution

    |

  20. In the electrical circuit shown in the figure, the current I through t...

    Text Solution

    |