soft iron

noun

1. iron that has a low carbon content and is easily magnetized and demagnetized with a small hysteresis loss
2. ( as modifier )
  a soft-iron core

It can be made of either brass or soft iron, but, for the sake of convenience, the description will be for one made of brass.

A kick coil may be made as follows: Procure a small quantity of rather small soft-iron wire and cut a sufficient number of 8-in.

We have an instance of apiece of soft iron moving toward, and away from, a magnet.

Soft iron is more easily influenced, but steel will retain the influence longer.

To concentrate the magnetic field, a cylinder of soft iron is usually placed within the coil.

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