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Which acid is used to extracta. acetic acid b. dilute HCLc. concentrated HCL d. dilute H2so4 |
Answer» Explanation:ANSWER is :The vibrations generated by a string is nothing but a wave. The sound produced by a string has ALMOST same FREQUENCY. ... Second law states that, If the length and LINEAR density are CONSTANT, the frequency is directly proportional to the square root of the tension. |
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