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The resembalance of magnertic field lines for abar magnet and a ------------- suggest that a bar magnet may be thought of as a large number of circulating current in analogy with a ----------. HINT:bar magnet as an equalent solenoid.
- A Solenoid, toroid
- B Toroid,toroid
- C Solenoid,solenoid
- D Toroid, solenoid
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bar magnet as an equalent solenoid.
