The maximum and minimum tension in the string whirling in a circle of radius 2.5 m with constant velocity are in the ratio 5 : 3 then its velocity is [Pb. PET 2003]

• A.             \[\sqrt{98}\,\,m/s\]
• B.                    \[7\,\,m/s\]
• C.                 \[\sqrt{490}\,\,m/s\]
• D.                             \[\sqrt{4.9}\]