In magnetic disk stores information on a sector magnetically as reversals of the direction of magnetization of the magnetic material.

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Mr. Dubey

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Q. In magnetic disk stores information on a sector magnetically as reversals of the direction of magnetization of the magnetic material.

(A) read–write head
(B) read-assemble head
(C) head–disk assemblies
(D) disk arm

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✅ Correct Answer: (D) disk arm

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