Which of the following is used ot make magnetic tapes for use in audio recording?A. `CuO_(2)`B. `CoO_(2)`C. `CmO_(2)`D. `CrO_(2)`

Which of the following is used ot make magnetic tapes for use in audio

1.	Which of the following is used ot make magnetic tapes for use in audio recording?A. `CuO_(2)`B. `CoO_(2)`C. `CmO_(2)`D. `CrO_(2)`
Answer» Correct Answer - 4 `CrO_(2)`a ferromagnetic material is the oxide used to make magnetic tapes for use in audio recording.

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Which of the following is used ot make magnetic tapes for use in audio recording?A. `CuO_(2)`B. `CoO_(2)`C. `CmO_(2)`D. `CrO_(2)`

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