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Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 10 (Q.No. 30)
Communication Systems
30.
In a tape recorder
both record and erase heads have high permeability core
the record head has high permeability core but the erase head has low permeability core
the record head has low permeability core but the erase head has high permeability core
both record and erase heads have low permeability core
Answer: Option
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