Home
Class 12
PHYSICS
The magnetic flux linked with a coil is ...

The magnetic flux linked with a coil is `phi` and the emf induced in it is `e`.

A

If `phi-0`, E must be 0

B

If `phine 0`, E cannot be zero

C

If E is not 0, `phi` may or may not be 0

D

none of the abvoe is correct

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NEET MOCK TEST 13

    NTA MOCK TESTS|Exercise MCQs (PHYSICS)|45 Videos
  • NEET MOCK TEST 15

    NTA MOCK TESTS|Exercise PHYSICS|45 Videos

Similar Questions

Explore conceptually related problems

The magnetic flux linked with coil is proportional to

Whenever the magnet flux linked with a coil changes, then is an induced emf in the circuit. This emf lasts

The magnetic flux linked with a coil (in Wb) is given by the equation phi = 5t^2 + 3t +16 . The magnetic of induced emf in the coil at fourth second will be

Assertion (A): Whenever the magnetic flux linked with a closed coil changes there will be an induced emf as well as an induced current. Reason (R ) : Accroding to Faraday, the induced emf is inversely proportional to the rate of change of magnetic flux linked with a coil.

The rate of change of magnetic flux linked with the coil is equal to the magnitude of induced e.m.f.' this is the statement of

The magnetic flux linked with a coil, in webers is given by the equation phi=3t^(2)+4t+9 . Then, the magnitude of induced emf at t = 2 s

NTA MOCK TESTS-NEET MOCK TEST 14-PHYSICS
  1. A dip circle is taken to geomagnetic equator. The needle is allowed to...

    Text Solution

    |

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

    Text Solution

    |

  3. The magnetic flux linked with a coil is phi and the emf induced in it ...

    Text Solution

    |

  4. The impendance of given circuit will be

    Text Solution

    |

  5. A 100V, AC source of frequency of 500Hz is connected to an L-C-R circu...

    Text Solution

    |

  6. Magnification produced by astronominal telescope for normal adjustment...

    Text Solution

    |

  7. What happenes to the fringe pattern if in the path of one of the slits...

    Text Solution

    |

  8. A circular beam of light of diameter d = 2 cm falls on a plane refract...

    Text Solution

    |

  9. The apparent depth of an object O from AB is

    Text Solution

    |

  10. The deviation produced by a prism is

    Text Solution

    |

  11. A transistor is used as an amplifier in CB mode with a load resistance...

    Text Solution

    |

  12. A photoelectric experiment is performed at two different light intensi...

    Text Solution

    |

  13. In a radioactive series, .(92)U^(238) charges to .(82)Pb^(206) through...

    Text Solution

    |

  14. In which of the following systems will the radius of the first orbit (...

    Text Solution

    |

  15. A cyclist taking turn bends inwards while a car passenger taking same ...

    Text Solution

    |

  16. A bird weighs 2 kg and is inside a closed cage of 1 kg. If it starts f...

    Text Solution

    |

  17. A uniform rope of length l lies on a table . If the coefficient of fri...

    Text Solution

    |

  18. A truck travelling due north at 20 m/s turns east and travels at the s...

    Text Solution

    |

  19. A stationary object at 4^(@)C and weighing 3.5 kg falls from a height ...

    Text Solution

    |

  20. In rainy season, on a clear night the black seat of a bicycle becomes ...

    Text Solution

    |