In a choke coil/transformer ,why it is beneficial to use laminated soft iron core ,can't we use without laminated one - Physics - Alternating Current

Question

In a choke coil/transformer ,why it is beneficial to use
laminated soft iron core ,can't we use without laminated
one

Kranav Sharma · Accepted Answer

Using a laminated core increases the effectiveness of a
transformer as it limits the amount of eddy current losses produced
in core Eddy currents cause heating which results in wastage

In a choke coil/transformer ,why it is beneficial to use laminated soft iron core ,can't we use without laminated one.