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List two methods of producing magnetic ...

List two methods of producing magnetic fields .

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Magnetic fields can be produced by passing an electric current through (1) a straight conductor , (2) a circular loop and (3) a solenoid .
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Knowledge Check

  • ….. Can be produced by magnetic field.

    A
    Moving electric charge.
    B
    Variable electric charge
    C
    Both (A) and (B)
    D
    None of these

  • In which diagnostic method, intensive magnetic field is used ?

    A
    Western blot
    B
    ELISA
    C
    MRI
    D
    CT scan

  • The magnetic dip angle at two places are 30° and 45°. Calculate ratio of horizontal components of earth's magnetic field at the two places. Magnetic field at the places is equal to .......

    A
    (A) `sqrt(2) :sqrt(3)`
    B
    (B) `sqrt(3):sqrt(2)`
    C
    (C)`1: sqrt(3)`
    D
    (D)`sqrt(3):1`

    • Similar Questions

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    A certain region of space is to be shielded from magnetic fields. Suggest a method

    Assertion:- Electric field produced by changing magnetic field is nonconservative. Reason:- For the electric field vecE induced by a chagning magnetic field which has closed lines of force ointvecE.dveclcanel=0 .

    Answer the following questions : (e) A certain region of space is to be shielded from magnetic fields. Suggest a method.

    What is source of magnetic field ?

    Explain - ''Changing electric field produces magnetic field''. Explain importance of this statement.

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