Home
Class 12
PHYSICS
Eddy currents are produced...

Eddy currents are produced ___

A

only within the body of the conductor

B

only on the surface of the conductor

C

both in the body and surface of the conductor.

D

only at the corners of the conductor

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION

    KUMAR PRAKASHAN|Exercise Section D MCQs (MCQs asked in Competitive Exams )|38 Videos

  • ELECTROMAGNETIC INDUCTION

    KUMAR PRAKASHAN|Exercise Section C Ncert Exemplar Solution (Long Answer )|11 Videos

  • ELECTRIC CHARGES AND FIELDS

    KUMAR PRAKASHAN|Exercise SECTION D MCQS ASKED IN COMPETITIVE EXAMES (MCQS AKSED IN BOARD EXAM AND GUJCET)|14 Videos

  • ELECTROMAGNETIC WAVES

    KUMAR PRAKASHAN|Exercise BOARD.S QUESTION PAPER MARCH - 2020 (PART - B) SECTION - C|5 Videos

Similar Questions

Explore conceptually related problems

In given magnetic field , what should the direction of motion of the conductor so that the maximum induced current can be produced ?

When current is produced?

Eddy currents were invented by ...... scientist.

Consider an infinitely long wire carrying a current I(t), with (dI)/(dt)=lambda = constant. Find the dt current produced in the rectangular loop of wire ABCD if its resistance is R as in figure.

A conducting rod of length I and velocity v moves in a magnetic field B. If rho is the resistivity of the material of rod, then the induced current produced in the rod is _____

Both alternating current and direct current are measured in amperes. But how is the ampere defined for an alternating current ?

In which of the following devices, the eddy current effect is not used ?

A long solenoid carrying a current produces a magnetic field B along its axis. If the current is doubled and the number of turns per cm is halved, the new value of the magnetic field is _______ .

A long solenoid carring a current, produces a magnetic field B along its axis. If the current is doubled and the number of turns per cm is doubled. The new value of the magnetic field is

The same mass of copper is drawn into two wires 2 mm and 4mm thick. The two wires are connected in series and current is passed through them. The ratio of heat produced in the two wires is

KUMAR PRAKASHAN-ELECTROMAGNETIC INDUCTION-Section D MCQs (From DARPAN Based on Textbook )
  1. One metallic plate, oscillates perpendicular to magnetic field between...

    Text Solution

    |

  2. Eddy currents are produced, when

    Text Solution

    |

  3. Eddy currents are produced

    Text Solution

    |

  4. Eddy current do not cause……..

    Text Solution

    |

  5. Induction furnace is based on the heating effect of .....

    Text Solution

    |

  6. A square conducting coil of area 100 "cm"^2 is placed normally inside ...

    Text Solution

    |

  7. Self inductance of a solenoid is directly proportional to

    Text Solution

    |

  8. Dimensional formula of self inductance is ......

    Text Solution

    |

  9. When current passing through a coil is made doubled, its self inductan...

    Text Solution

    |

  10. Two identical coils, each with self inductance L, are connected in ser...

    Text Solution

    |

  11. Equivalent self inductance of above arrangement is

    Text Solution

    |

  12. Series combination of 10Omega resistance and 5 cm long solenoid havin...

    Text Solution

    |

  13. Two coils have a mutual inductance of 0.005H. The current changes in t...

    Text Solution

    |

  14. For an inductor having self inductance 4.6 H, emf induced in it for ti...

    Text Solution

    |

  15. Find mutual inductance of two coaxial solenoids of equal length 30 cm ...

    Text Solution

    |

  16. A coil of resistance 20Omega and self-inductance 5 H connected with b...

    Text Solution

    |

  17. The unit of inductance is equivalent to …..

    Text Solution

    |

  18. A solenoid has radius r and length l carries a current I. If the numbe...

    Text Solution

    |

  19. Current I is following through a toroidal solenoid of radius r, length...

    Text Solution

    |

  20. If N is the number of turns in a coil, the value of self inductance va...

    Text Solution

    |