The fundamental frequency of a sonometre wire is n. If its radius is doubled and its tension becomes half, the material of the wire remains same, the new fundamental frequency will be [BCECE 2005]

• A. n
• B. \[\frac{n}{\sqrt{2}}\]
• C. \[\frac{n}{2}\]
• D. \[\frac{n}{2\sqrt{2}}\]