Home
Class 12
PHYSICS
Discuss briefly various method of produ...

Discuss briefly various method of producing induced emf.

Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CHARGES AND FIELDS

    R G PUBLICATION|Exercise EXERCISE|95 Videos

  • ELECTROMAGNETIC WAVES

    R G PUBLICATION|Exercise EXERCISE|95 Videos

Similar Questions

Explore conceptually related problems

Describe a method of producing plane polarised light.

Discuss the stability of various oxidation states of element of chalcogen family.

Briefly discuss the concept of ineritical mass.

Discuss various situations, which describe the failure of Ohm's law,

Discuss the various factors which affect the decreasing oxidising ability of the halogens in aquous soln.

Discuss J.J. Thomoson's method for the determination of specific chage of electron.

What do you mean by coagulation of colloidal solution? Describe briefly two methods by which coagulation of lyophobic sols can be carried out.

R G PUBLICATION-ELECTROMAGNETIC INDUCTION-EXERCISE
  1. Explain the concept of magnetic flux. Discuss its units and demension.

    Text Solution

    |

  2. State Lenz's law.

    Text Solution

    |

  3. Discuss briefly various method of producing induced emf.

    Text Solution

    |

  4. Explain the phenomenon of self induction. Define co-efficient of self ...

    Text Solution

    |

  5. A 10 henry inductor carries a current 2A. How can a 100 volt self indu...

    Text Solution

    |

  6. The magnetic flux through a coil of 50 turns changes from 0.3wb per tu...

    Text Solution

    |

  7. Why are coils in resistance box double wounded?

    Text Solution

    |

  8. State Lenz's law.

    Text Solution

    |

  9. A wheel with 25 metallic spokes each 0.4m long is rotated with a speed...

    Text Solution

    |

  10. Write the different use of eddy current.

    Text Solution

    |

  11. Write in brief the basic principles behind the modern ac generator mac...

    Text Solution

    |

  12. Draw the various stages of generating an alternating current by a loop...

    Text Solution

    |

  13. Show that the magnetic flux through a surface of area A placed in a un...

    Text Solution

    |

  14. Deduce an expression for the self inductance of a long solenoid, the c...

    Text Solution

    |

  15. Current in a circuit falls from 4.8A to 0.2A in 0.1s. If an average em...

    Text Solution

    |

  16. A pair of adjacent coils has a mutual inductance of 1.2H. If the curre...

    Text Solution

    |

  17. What is mutual induction? What are the factors upon which it depends?

    Text Solution

    |

  18. State len's Law of electromagnetic induction. Establish that lenz's La...

    Text Solution

    |

  19. A current of 10A is reduced to zero at a uniform rate in 10^(-3)s. If ...

    Text Solution

    |

  20. What is mutual induction? What are the factors upon which it depends?

    Text Solution

    |