Magnetism and Electromagnetism
The most effective and quickest may of making a magnet from soft iron is by

The use of permanent magnet
Placing it inside a coil carrying current
Induction
Rubbing with another magnet

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Magnetism and Electromagnetism
A permanent magnet

Attracts ferromagnetic substances and repels all others
Attracts all paramagnetic substances and repels others
Attracts only ferromagnetic substances
Attracts some substances and repels others

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