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Physics CBSE Live product
Class 8 (2026-27)
Electricity: Magnetic and Heating Effect
Electromagnet
6.
Magnets: Compare and contrast
Question:
2
m.
Select the best answer:
Which of the following correctly compares the magnetic field of a current-carrying conductor and a permanent magnet?
Both have magnetic fields only when a compass is near
Conductor: circular field lines; Magnet: no field lines
Conductor: permanent; Magnet: temporary
Conductor: exists only when current flows; Magnet: always present
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