Question

why we don't use wood as soft iron core?​

Answer 1

Answer:

Iron is said to be magnetically soft, it can be very easily magnetized, even in a weak field. ... Hence, in moving coil galvanometer, to increase the strength of magnetic field a soft iron core is used since, soft iron allows passage of magnetic lines of force.

Explanation:

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Answer 2

Wood is non metal.It is brittle. It does nit posses properties like meliability and ductility as Iron does