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Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 14 (Q.No. 44)
Communication Systems
44.
In a tape recorder
the width of air gaps of record and erase heads is almost equal
the air gap of record head is wider than the air gap of erase head
the air gap of erase head is wider than the air gap of record head
any of the two air gaps can be wider than the other
Answer: Option
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